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.

A380715 Greater of twin self primes, i.e., larger member of the pair of self primes differing by 2.

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%I A380715 #13 Mar 27 2025 14:56:16
%S A380715 5,7,18523,19423,39829,44623,49123,57223,59629,65929,84223,86629,
%T A380715 129223,139123,149629,153523,172423,182929,207523,209929,231823,
%U A380715 238729,251623,254929,264829,274123,277429,289129,308929,317323,319729,321823,327829,329629,330823
%N A380715 Greater of twin self primes, i.e., larger member of the pair of self primes differing by 2.
%H A380715 Shyam Sunder Gupta, <a href="/A380715/b380715.txt">Table of n, a(n) for n = 1..3683</a>
%H A380715 Shyam Sunder Gupta, <a href="https://doi.org/10.1007/978-981-97-2465-9_9">On Some Marvellous Numbers of Kaprekar</a>, Exploring the Beauty of Fascinating Numbers, Springer (2025) Ch. 9, 275-315.
%Y A380715 Cf. A003052, A006512, A382380, A380713.
%K A380715 nonn,base
%O A380715 1,1
%A A380715 _Shyam Sunder Gupta_, Mar 27 2025