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A092227 Numbers n such that numerator of Bernoulli(2n) is divisible by 157, the eighth irregular prime and first irregular prime of index 2. 8
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 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..49.

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

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Last modified September 15 12:22 EDT 2019. Contains 327078 sequences. (Running on oeis4.)