[seqfan] Sieve for primes(?)

Zak Seidov zakseidov at mail.ru
Sat Nov 5 03:23:22 CET 2016


Primes such that a(n)+1 is not multiple of a(k<n)+1:
2,3,13,37,61,73,109,157,193,229,241,277,
313,337,373,397,409,421,457,541,...


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