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%I #5 Mar 16 2014 13:38:25
%S 1,-7,61,-21,91,49,5797,-1981,-23549,88389,15037841,-6154841,
%T -10416994799,607884329,13199705491,-80834386101,-34108052671693,
%U 13923204233869,51709981061329183,-3015393801263761,-1029159167703793759,801997872697905009,629565265428734688053
%N Numerator of Bernoulli(n, -1/5).
%H Vincenzo Librandi, <a href="/A157871/b157871.txt">Table of n, a(n) for n = 0..250</a>
%t Table[Numerator[BernoulliB[n, -1/5]], {n, 0, 50}] (* _Vincenzo Librandi_, Mar 16 2014 *)
%Y For denominators see A157867.
%K sign,frac
%O 0,2
%A _N. J. A. Sloane_, Nov 08 2009