A290645 - OEIS

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A290645

a(n) = denominator(Bernoulli(n, x) - Bernoulli(n, 1/2)).

2

1, 2, 4, 2, 16, 6, 64, 6, 768, 10, 1024, 6, 4096, 210, 245760, 6, 196608, 30, 1310720, 210, 22020096, 330, 62914560, 30, 251658240, 546, 1409286144, 14, 268435456, 30, 1073741824, 462, 992137445376, 3570, 1803886264320, 6, 68719476736, 51870, 375208342978560

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OFFSET

0,2

LINKS

Table of n, a(n) for n=0..38.

MAPLE

a := n -> denom(bernoulli(n, x)-bernoulli(n, 1/2)): seq(a(i), i=0..38);

CROSSREFS

Cf. A195441, A224783, A287705, A287706.

Sequence in context: A071353 A134763 A370135 * A152878 A186526 A350816

Adjacent sequences: A290642 A290643 A290644 * A290646 A290647 A290648

KEYWORD

nonn

AUTHOR

Peter Luschny, Aug 08 2017

STATUS

approved