login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A157867
Denominator of Bernoulli(n, 1/5).
7
1, 10, 150, 125, 3750, 3125, 656250, 78125, 2343750, 1953125, 644531250, 48828125, 133300781250, 1220703125, 36621093750, 30517578125, 15563964843750, 762939453125, 3044128417968750, 19073486328125, 6294250488281250
OFFSET
0,2
LINKS
MATHEMATICA
Table[Denominator[BernoulliB[n, 1/5]], {n, 0, 50}] (* Vincenzo Librandi, Mar 19 2014 *)
PROG
(PARI) a(n)=denominator(subst(bernpol(n, x), x, 1/5)); \\ Michel Marcus, Jul 06 2017
CROSSREFS
For numerators see A157866.
Sequence in context: A271467 A375770 A212471 * A116156 A224124 A212472
KEYWORD
nonn,frac
AUTHOR
N. J. A. Sloane, Nov 08 2009
STATUS
approved