A092227 Numbers k such that numerator of Bernoulli(2*k) is divisible by 157, the eighth irregular prime and first irregular prime of index 2.

31, 55, 109, 133, 157, 187, 211, 265, 289, 314, 343, 367, 421, 445, 471, 499, 523, 577, 601, 628, 655, 679, 733, 757, 785, 811, 835, 889, 913, 942, 967, 991, 1045, 1069, 1099, 1123, 1147, 1201, 1225, 1256, 1279, 1303, 1357, 1381, 1413, 1435, 1459, 1513, 1537

Offset

1,1

Links

Amiram Eldar, Table of n, a(n) for n = 1..4000

Eric Weisstein's World of Mathematics, Bernoulli Number.

Mathematica

Select[ Range[ 1569], Mod[ Numerator[ BernoulliB[2# ]], 157] == 0 &]

Crossrefs

Cf. A000928, A073277, A091216, A092221, A092222, A092223, A092224, A092225, A092226, A092228, A092229.

Sequence in context: A141856 A104332 A045116 * A220539 A193362 A293345

Adjacent sequences: A092224 A092225 A092226 * A092228 A092229 A092230

Keyword

nonn

Author

Robert G. Wilson v, Feb 25 2004

Status

approved