A092230 Numbers k such that the numerator of Bernoulli(2k) is divisible by the square of 37, the first irregular prime.

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

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