login
A092225
Numbers k such that numerator of Bernoulli(2*k) is divisible by 131, the sixth irregular prime.
10
11, 76, 131, 141, 206, 262, 271, 336, 393, 401, 466, 524, 531, 596, 655, 661, 726, 786, 791, 856, 917, 921, 986, 1048, 1051, 1116, 1179, 1181, 1246, 1310, 1311, 1376, 1441, 1506, 1571, 1572, 1636, 1701, 1703, 1766, 1831, 1834, 1896, 1961, 1965, 2026, 2091
OFFSET
1,1
LINKS
Eric Weisstein's World of Mathematics, Bernoulli Number.
MATHEMATICA
Select[ Range[ 2095], Mod[ Numerator[ BernoulliB[2# ]], 131] == 0 &]
KEYWORD
nonn
AUTHOR
Robert G. Wilson v, Feb 25 2004
STATUS
approved