OFFSET
0,2
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..250
MATHEMATICA
Numerator/@BernoulliB[Range[0, 20], -2/7] (* Harvey P. Dale, Jun 23 2011 *)
CROSSREFS
KEYWORD
sign,frac
AUTHOR
N. J. A. Sloane, Nov 08 2009
STATUS
approved