cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A182423 Number of primes in interval (A194598(n), A164368(n)).

This page as a plain text file.
%I A182423 #16 Jul 08 2018 01:33:38
%S A182423 0,2,0,1,1,0,0,0,0,3,0,0,0,0,0,0,0,1,0,0,0,0,2,0,0,0,0,1,0,1,0,0,0,3,
%T A182423 0,1,0,3,0,0,0,0,0,2,2,0,0,0,4,0,0,0,0,0,0,0,1,0,0,0,0,1,0,2,0,0,0,1,
%U A182423 2,0,0,0,1,0,2,1,2,0,0,0,1,0,0
%N A182423 Number of primes in interval (A194598(n), A164368(n)).
%C A182423 Theorem. If the sequence is unbounded, then there exist arbitrarily long sequences of consecutive primes p_k, p_(k+1),...,p_m such that every interval (p_i/2, p_(i+1)/2), i=k,k+1,...,m-1, contains a prime.
%H A182423 V. Shevelev, <a href="http://www.cs.uwaterloo.ca/journals/JIS/VOL15/Shevelev/shevelev19.html">Ramanujan and Labos primes, their generalizations, and classifications of primes</a>, J. Integer Seq. 15 (2012) Article 12.5.4.
%Y A182423 Cf. A164368, A194598, A182405, A166251, A182426.
%K A182423 nonn
%O A182423 1,2
%A A182423 _Vladimir Shevelev_, Apr 28 2012