trizen 2b693fc78d new file: oeis-research/Benoit Cloitre/Where 11^n occurs in n-almost-primes, starting at a(0)=1/prog.sf | 1 gadu atpakaļ | |
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Count of k-omega primes <= n | 3 gadi atpakaļ | |
Numbers k such that Sum_{j=1..k} d(j) is an integer where d(j) is the decimal fraction 0.2j | 1 gadu atpakaļ | |
Where 11^n occurs in n-almost-primes, starting at a(0)=1 | 1 gadu atpakaļ |