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.

A092231 Numbers k such that numerator of Bernoulli(2*k) is divisible by 37 and 59, the first two irregular primes.

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%I A092231 #12 Feb 16 2025 08:32:52
%S A092231 196,370,718,826,1240,1443,1762,1888,2183,2284,2516,2806,2950,3328,
%T A092231 3589,3850,4012,4366,4372,4894,5074,5416,5735,5938,6136,6460,6549,
%U A092231 6808,6982,7198,7504,7881,8026,8260,8548,8732,8954,9070,9322,9592,10027,10114
%N A092231 Numbers k such that numerator of Bernoulli(2*k) is divisible by 37 and 59, the first two irregular primes.
%H A092231 Amiram Eldar, <a href="/A092231/b092231.txt">Table of n, a(n) for n = 1..500</a>
%H A092231 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/BernoulliNumber.html">Bernoulli Number</a>.
%t A092231 Select[ Range[ 5780], Mod[ Numerator[ BernoulliB[ 2# ]], 37] == Mod[ Numerator[ BernoulliB[ 2# ]], 59] == 0 &]
%Y A092231 Intersection of A091216 and A092221.
%Y A092231 Cf. A000928.
%K A092231 nonn
%O A092231 1,1
%A A092231 _Robert G. Wilson v_, Feb 25 2004