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trizen e743bcaf8d Update. 1 Minggu lalu
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Ahmad J. Masad 4d085c9032 Remove commit history 3 tahun lalu
Albert Böschow 61075acbf6 new file: "oeis-research/Albert B\303\266schow/Numbers k where phi(k) divides k - 3/smooth_search.pl" 2 tahun lalu
Alex Costea 4d085c9032 Remove commit history 3 tahun lalu
Alex Ratushnyak 3865ba3b60 new file: oeis-research/Amiram Eldar/Least number k such that A048105(k) = A048105(k+1) = 2*n, and 0 if it does not exist/prog.pl 3 tahun lalu
Alexander Adamchuk 8fc34c482e Update. 2 tahun lalu
Alexander R. Povolotsky 08f403d7c3 Update. 1 tahun lalu
Altug Alkan 7d83987246 Update. 9 bulan lalu
Amarnath Murthy d5eaac8bd7 new file: oeis-research/Amarnath Murthy/Smallest number sandwiched between two numbers having exactly n prime divisors/generate_fast.pl 10 bulan lalu
Amiram Eldar e743bcaf8d Update. 1 Minggu lalu
Antti Karttunen 9abfce7ac0 new file: oeis-research/Antti Karttunen/Numbers k such that derivative(sigma(k)) = k/search.sf 3 tahun lalu
Arkadiusz Wesolowski 0aac7884c3 new file: oeis-research/Arkadiusz Wesolowski/Numbers k such that phi(binomial(k,2)) is a power of 2/prog.sf 2 tahun lalu
Arsen Vardanyan c65520f481 Update. 1 tahun lalu
Artsiom Palkounikau 4d085c9032 Remove commit history 3 tahun lalu
Artur Jasinski 0c4a756092 new file: oeis-research/Artur Jasinski/a(n) = the smallest prime divisor of A138793(n)/prog.sf 2 tahun lalu
Benoit Cloitre 2b693fc78d new file: oeis-research/Benoit Cloitre/Where 11^n occurs in n-almost-primes, starting at a(0)=1/prog.sf 1 tahun lalu
Bernard Schott 5427f05b84 Update. 1 tahun lalu
Bodo Zinser 4d085c9032 Remove commit history 3 tahun lalu
Brad Clardy df529e2f1d Update. 1 tahun lalu
Chai Wah Wu a38dc6d971 Update. 1 tahun lalu
Charles R Greathouse IV 0672e812c0 2^(2^16) - 2^11267 - 1 is prime! 3 tahun lalu
Charles T. Le 4d085c9032 Remove commit history 3 tahun lalu
Charlie Neder 4d085c9032 Remove commit history 3 tahun lalu
Cino Hilliard 4d085c9032 Remove commit history 3 tahun lalu
Clark Kimberling 1af2ab854d Update. 1 tahun lalu
Claude H. R. Dequatre 7fba720525 Update. 1 tahun lalu
Claudio Meller 4d085c9032 Remove commit history 3 tahun lalu
Colin Barker 8fc34c482e Update. 2 tahun lalu
Ctibor O. Zizka 342d8ebfb7 new file: oeis-research/Amarnath Murthy/Sum of the remainders when n^2 is divided by squares < n/prog.sf 3 tahun lalu
César Aguilera 4d085c9032 Remove commit history 3 tahun lalu
Daniel Hoya 4d085c9032 Remove commit history 3 tahun lalu
Daniel Lignon 098de59794 new file: oeis-research/Daniel Lignon/Composite numbers for which the harmonic mean of proper divisors is an integer/generate_special_form.sf 3 tahun lalu
Daniel Suteu e743bcaf8d Update. 1 Minggu lalu
Darío Clavijo af4decfc29 Update. 9 bulan lalu
David James Sycamore 4d085c9032 Remove commit history 3 tahun lalu
Derek Orr 61449f48a1 Update. 9 bulan lalu
Donovan Johnson 665e7e9d26 new file: oeis-research/Donovan Johnson/Smallest number m such that sigma(m) has exactly n distinct prime factors/upper-bounds.sf 2 tahun lalu
Eder Vanzei 4d085c9032 Remove commit history 3 tahun lalu
Eduard Roure Perdices 4d085c9032 Remove commit history 3 tahun lalu
Elliott Line 4d085c9032 Remove commit history 3 tahun lalu
Erich Friedman 7ea6dd432d new file: oeis-research/Erich Friedman/Squares that remain squares if you decrease every digit by 1/b061844.txt 6 bulan lalu
Falcon Shapiro 4d085c9032 Remove commit history 3 tahun lalu
Farideh Firoozbakht 4d085c9032 Remove commit history 3 tahun lalu
Felix Fröhlich fc5a0aa028 Update. 7 bulan lalu
Fernando Solanet Mayou 6204d7b3f2 new file: oeis-research/Fernando Solanet Mayou/a(n) is the smallest number that is (zeroless) pandigital in all bases 2 <= k <= n/prog.pl 2 tahun lalu
G. L. Honaker, Jr. 4d085c9032 Remove commit history 3 tahun lalu
Gionata Neri 601beb2b62 new file: oeis-research/Gionata Neri/Least number k > primorial(n) such that omega(k) = n-1/prog.sf 9 bulan lalu
Giorgos Kalogeropoulos e743bcaf8d Update. 1 Minggu lalu
Giovanni Resta e6e24cbcd4 Update. 10 bulan lalu
Gonzalo Martínez d91e601bd3 new file: "oeis-research/Gonzalo Mart\303\255nez/Integers k such that fib(k) + reverse(fib(k)) is prime/prog.sf" 2 bulan lalu
Greg Dresden 4d085c9032 Remove commit history 3 tahun lalu
Gus Wiseman 4d085c9032 Remove commit history 3 tahun lalu
Hans Havermann 147f6207b2 Update. 1 tahun lalu
Howard Berman fcddb391e4 new file: oeis-research/Amiram Eldar/Numbers k such that F(k), F(k+1) and F(k+2) have the same binary weight (A000120), where F(k) is the k-th Fibonacci number (A000045)/prog.pl 2 tahun lalu
Hugo Pfoertner 1bb64ed8d3 Update. 3 bulan lalu
Ilya Gutkovskiy e743bcaf8d Update. 1 Minggu lalu
Irina Gerasimova 7935360128 Update. 1 tahun lalu
Ivan N. Ianakiev e38f3391fa Update. 2 tahun lalu
J. Lowell 06fe1bd46c new file: oeis-research/J. Lowell/a(1)=1; for n > 1, a(n) is the smallest number with the same number of divisors as 2*a(n-1)/prog.pl 2 tahun lalu
J. M. Bergot 1bb64ed8d3 Update. 3 bulan lalu
J.W.L. (Jan) Eerland e743bcaf8d Update. 1 Minggu lalu
Jacques Tramu 986b4f84f2 Update. 4 bulan lalu
James S. DeArmon 78fc7c508a Update. 4 bulan lalu
Jaroslav Krizek 6aed7a3c01 Update. 3 tahun lalu
Jason Earls 2b693fc78d new file: oeis-research/Benoit Cloitre/Where 11^n occurs in n-almost-primes, starting at a(0)=1/prog.sf 1 tahun lalu
Jean-Marc Rebert e743bcaf8d Update. 1 Minggu lalu
Jeff Burch 4d085c9032 Remove commit history 3 tahun lalu
Jeppe Stig Nielsen 147f6207b2 Update. 1 tahun lalu
Jianing Song 6204d7b3f2 new file: oeis-research/Fernando Solanet Mayou/a(n) is the smallest number that is (zeroless) pandigital in all bases 2 <= k <= n/prog.pl 2 tahun lalu
Jinyuan Wang 416c61a8d4 new file: oeis-research/Ilya Gutkovskiy/Maximal coefficient of (1 + x^a(1)) * (1 + x^a(1) + x^a(2)) * ... * (1 + x^a(1) + x^a(2) + ... + x^a(n-1))/prog.sf 4 bulan lalu
Jon E. Schoenfield be5d395dcd new file: oeis-research/Jason Earls/Largest prime factor of A019518, concatenation of first n primes/prog.sf 2 tahun lalu
Jonathan Sondow 8fc34c482e Update. 2 tahun lalu
Jonathan Vos Post 7d83987246 Update. 9 bulan lalu
Joseph Biberstine 47a7397f2c new file: oeis-research/Joseph Biberstine/Sum of remainders of the n-th prime mod k, for k = 1..n/prog.sf 3 tahun lalu
José María Grau Ribas 4e90aa9a0b Update. 1 tahun lalu
Jud McCranie f2bf689bee new file: oeis-research/Amiram Eldar/Number of primitive abundant numbers (A071395) < 10^n/generate.sf 4 bulan lalu
Julien Peter Benney 4d085c9032 Remove commit history 3 tahun lalu
Juri-Stepan Gerasimov e971514faf Update. 2 bulan lalu
Kevin Batista df529e2f1d Update. 1 tahun lalu
Kevin P. Thompson fc775e378b Update. 1 tahun lalu
Kevin Ryde 53ebc848c8 new file: oeis-research/Kevin Ryde/a(1) = 1 and thereafter a(n) = 2*prime(a(n-1))/prog.sf 2 tahun lalu
Klaus Brockhaus e28dfa2b81 new file: oeis-research/J. M. Bergot/Smallest prime p such that p-1 and p+1 both have n prime factors (with multiplicity)/generate.pl 10 bulan lalu
Labos Elemer fc5a0aa028 Update. 7 bulan lalu
Lekraj Beedassy 9303a08f23 Update. 1 tahun lalu
Leroy Quet 098de59794 new file: oeis-research/Daniel Lignon/Composite numbers for which the harmonic mean of proper divisors is an integer/generate_special_form.sf 3 tahun lalu
Lorenzo Sauras Altuzarra 4d085c9032 Remove commit history 3 tahun lalu
Luis H. Gallardo fcddb391e4 new file: oeis-research/Amiram Eldar/Numbers k such that F(k), F(k+1) and F(k+2) have the same binary weight (A000120), where F(k) is the k-th Fibonacci number (A000045)/prog.pl 2 tahun lalu
M. F. Hasler 64979be6a4 new file: oeis-research/J.W.L. (Jan) Eerland/Least prime p such that p^n + 6 is the product of n distinct primes/is_squarefree_almost_prime.sf 4 bulan lalu
M. Farrokhi D. G. e2569b03ac Added several more scripts. 6 bulan lalu
Maheswara Rao Valluri 4d085c9032 Remove commit history 3 tahun lalu
Manuel Valdivia 4d085c9032 Remove commit history 3 tahun lalu
Marco Ripà 57ec8c5a4b new file: oeis-research/Daniel Suteu/Smallest number k > 0 such that bigomega(k^n + 1) = n/prog.sf 6 bulan lalu
Marius A. Burtea 53ebc848c8 new file: oeis-research/Kevin Ryde/a(1) = 1 and thereafter a(n) = 2*prime(a(n-1))/prog.sf 2 tahun lalu
Matthew Campbell 87de3b82b9 new file: oeis-research/Amiram Eldar/Odd numbers that are not safe primes such that p-1 | k-1 or k-1 | p-1 for every prime p | 2^(k-1)-1/prog.sf 3 tahun lalu
Max Alekseyev 147f6207b2 Update. 1 tahun lalu
Max Z. Scialabba 7ea6dd432d new file: oeis-research/Erich Friedman/Squares that remain squares if you decrease every digit by 1/b061844.txt 6 bulan lalu
Metin Sariyar bdfb549653 new file: oeis-research/Metin Sariyar/Numbers m such that Sum_{k=1..m} omega(k) = sigma(m)/inverse_sigma_smooth_search.pl 2 tahun lalu
Michael S. Branicky fc775e378b Update. 1 tahun lalu
Michel Lagneau 1bb64ed8d3 Update. 3 bulan lalu
Michel Marcus 5427f05b84 Update. 1 tahun lalu
Mohammed Bouayoun e38f3391fa Update. 2 tahun lalu
Muniru A Asiru 4d085c9032 Remove commit history 3 tahun lalu
N. J. A. Sloane 147f6207b2 Update. 1 tahun lalu
Naohiro Nomoto 085080796b new file: oeis-research/Ilya Gutkovskiy/N-th prime recursive sum/prog.sf 3 tahun lalu
Nicolas Bělohoubek 532ff31203 Update. 2 tahun lalu
Oliver Townsend c65520f481 Update. 1 tahun lalu
Olivier Gérard 4d085c9032 Remove commit history 3 tahun lalu
Omar E. Pol 4d085c9032 Remove commit history 3 tahun lalu
Ovidiu Bagdasar 4d085c9032 Remove commit history 3 tahun lalu
Paolo Galliani 4d085c9032 Remove commit history 3 tahun lalu
Paolo P. Lava 57ec8c5a4b new file: oeis-research/Daniel Suteu/Smallest number k > 0 such that bigomega(k^n + 1) = n/prog.sf 6 bulan lalu
Paolo Xausa 44b74a4e08 new file: factorization-reports/abundant_carmichael+1_factor.txt 2 tahun lalu
Patrick De Geest 147f6207b2 Update. 1 tahun lalu
Paul Vanderveen d5b49d04aa modified: oeis-research/Paul Vanderveen/Smallest prime p == 3 (mod 4) such that all of 2,3,5,...,prime(n) are primitive roots mod p/search.pl 2 tahun lalu
Peter Kagey 4d085c9032 Remove commit history 3 tahun lalu
Peter Luschny 4d085c9032 Remove commit history 3 tahun lalu
Petros Hadjicostas 4d085c9032 Remove commit history 3 tahun lalu
Philip Mizzi 4d085c9032 Remove commit history 3 tahun lalu
Pierre CAMI 75ecb5b718 new file: oeis-research/Pierre CAMI/Least k such that k * M(n) * M(n+1) + 1 is prime where M(n) = A000668(n)/prog.sf 6 bulan lalu
Pontus von Brömssen 5427f05b84 Update. 1 tahun lalu
Ralf Stephan 4d085c9032 Remove commit history 3 tahun lalu
Reinhard Zumkeller e6e24cbcd4 Update. 10 bulan lalu
Richard N. Smith 4d085c9032 Remove commit history 3 tahun lalu
Richard Pinch df529e2f1d Update. 1 tahun lalu
Rick L. Shepherd 00d3898010 Update. 1 tahun lalu
Robert FERREOL d91e601bd3 new file: "oeis-research/Gonzalo Mart\303\255nez/Integers k such that fib(k) + reverse(fib(k)) is prime/prog.sf" 2 bulan lalu
Robert G. Wilson v 61449f48a1 Update. 9 bulan lalu
Robert Israel ee26f2f69e new file: oeis-research/Robert Israel/Least k for which A237196(k) = n/prog.pl 1 bulan lalu
Ryan Propper 182a35d6ab Update. 1 tahun lalu
Rémy Sigrist 34bbd45cb3 Recompress images. 9 bulan lalu
Scott R. Shannon ee26f2f69e new file: oeis-research/Robert Israel/Least k for which A237196(k) = n/prog.pl 1 bulan lalu
Seiichi Manyama 5283a1684c Update. 2 tahun lalu
Sergio Pimentel 4d085c9032 Remove commit history 3 tahun lalu
Sezai Ata 4d085c9032 Remove commit history 3 tahun lalu
Shyam Sunder Gupta fc5a0aa028 Update. 7 bulan lalu
Sidney Cadot 7fba720525 Update. 1 tahun lalu
Sofia Lacerda 3865ba3b60 new file: oeis-research/Amiram Eldar/Least number k such that A048105(k) = A048105(k+1) = 2*n, and 0 if it does not exist/prog.pl 3 tahun lalu
Stefano Spezia e25af477b0 new file: oeis-research/Derek Orr/Least prime p such that p^n and p^n+1 have the same number of prime factors (counted with multiplicity) or 0 if no such number exists/simple_prog.sf 1 tahun lalu
T. D. Noe 0521ef8921 new file: oeis-research/T. D. Noe/Smallest odd primitive abundant number having n distinct prime factors/generate.pl 4 bulan lalu
Tejo Vrush 880e2a7d59 new file: oeis-research/Tejo Vrush/a(n) is the least k such that A348172(k) = n or 0 if no such k exists/smooth_generate_quotient.pl 2 tahun lalu
Thomas Gajdek 4d085c9032 Remove commit history 3 tahun lalu
Thomas Ordowski 986b4f84f2 Update. 4 bulan lalu
Tim Johannes Ohrtmann fc5a0aa028 Update. 7 bulan lalu
Tomohiro Yamada d2ec5f5ea3 Update. 3 tahun lalu
Tony Davie 4d085c9032 Remove commit history 3 tahun lalu
Torbjorn Alm ad2c9fa5b1 Update. 2 tahun lalu
Vincenzo Librandi 182a35d6ab Update. 1 tahun lalu
Vladimir Letsko 4d085c9032 Remove commit history 3 tahun lalu
Vladimir Shevelev 6204d7b3f2 new file: oeis-research/Fernando Solanet Mayou/a(n) is the smallest number that is (zeroless) pandigital in all bases 2 <= k <= n/prog.pl 2 tahun lalu
Wesley Ivan Hurt 532ff31203 Update. 2 tahun lalu
Ya-Ping Lu 4c6de3b172 new file: pseudoprimes/oeis-pseudoprimes/fermat_with_small_znorder.txt 2 tahun lalu
Yasutoshi Kohmoto 5283a1684c Update. 2 tahun lalu
Yusuf Gurtas e0999e9865 new file: oeis-research/Yusuf Gurtas/Smallest prime p for which the absolute value of the difference between the numbers of distinct prime factors of p+1 and p-1 is exactly n/upper-bounds.sf 2 tahun lalu
Zak Seidov 7cf88d901b new file: oeis-research/Zak Seidov/First number k such that Omega(k) = n and Omega(n - 1) = Omega(n + 1) = n + 1/generate.pl 5 bulan lalu
Zhao Hui Du 4d085c9032 Remove commit history 3 tahun lalu