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A164966 Primes which are obtained at least by two ways using the iterations of the S operator (see A164960) beginning with primes of the union of {2,3} and A164333. 0

%I #6 Dec 16 2018 08:42:02

%S 127,149,211,223,257,307,431,449

%N Primes which are obtained at least by two ways using the iterations of the S operator (see A164960) beginning with primes of the union of {2,3} and A164333.

%C The sequence is connected with our sieve selecting the primes of the union of {2,3} and A164333 from all primes.

%H V. Shevelev, <a href="https://arxiv.org/abs/0908.2319">On critical small intervals containing primes</a>, arXiv:0908.2319 [math.NT], 2009.

%Y Cf. A055496, A164333 A164960, A164962, A164920, A006992, A164917, A164918, A104272, A080359, A164368, A164288.

%K nonn,more,uned

%O 1,1

%A _Vladimir Shevelev_, Sep 02 2009

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Last modified April 23 11:35 EDT 2024. Contains 371912 sequences. (Running on oeis4.)