trizen 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 年之前 | |
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Least k such that sum of (k over prime(k))^n first exceeds 1 | 3 年之前 | |
Least positive k such that n*k^k - 1 is a prime | 4 年之前 | |
Numbers such that both their ternary and Zeckendorf representations are palindromic | 4 年之前 |