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 A092230 Numbers k such that the numerator of Bernoulli(2k) is divisible by the square of 37, the first irregular prime. 5
 142, 592, 808, 1258, 1369, 1474, 1924, 2140, 2590, 2738, 2806, 3256, 3472, 3922, 4107, 4138, 4588, 4804, 5254, 5470, 5476, 5920, 6136, 6586, 6802, 6845, 7252, 7468, 7918, 8134, 8214, 8584, 8800, 9250, 9466, 9583, 9916, 10132, 10582, 10798, 10952, 11248 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Table of n, a(n) for n=1..42. Eric Weisstein's World of Mathematics, Bernoulli Number. FORMULA See A090789. MATHEMATICA Select[ Range[ 5780], Mod[ Numerator[ BernoulliB[2# ]], 37^2] == 0 &] CROSSREFS Equals A090789/2. Cf. A000928, A091216. Sequence in context: A172335 A217531 A158135 * A259422 A219146 A200453 Adjacent sequences: A092227 A092228 A092229 * A092231 A092232 A092233 KEYWORD nonn AUTHOR Robert G. Wilson v, Feb 25 2004 EXTENSIONS More terms from T. D. Noe, Feb 26 2004 STATUS approved

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Last modified May 21 09:41 EDT 2024. Contains 372733 sequences. (Running on oeis4.)