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A067777 Numbers n such that (2n)!*B(6n) is an integer where B(k) are the Bernoulli numbers B(1)=-1/2 B(2)=1/6 B(4)=-1/30... B(2m+1)=0 m>1. 0
19, 28, 31, 43, 49, 57, 59, 67, 71, 79, 82, 84, 85, 88, 93, 97, 106, 108, 109, 117, 127, 129, 130, 133, 139, 145, 148, 149, 150, 157, 159, 160, 163, 164, 167, 169, 171, 184, 185, 193, 196, 197, 199 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..43.

CROSSREFS

Sequence in context: A291884 A173639 A091448 * A065207 A084364 A094677

Adjacent sequences:  A067774 A067775 A067776 * A067778 A067779 A067780

KEYWORD

nonn

AUTHOR

Benoit Cloitre, Feb 06 2002

STATUS

approved

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Last modified January 27 10:50 EST 2021. Contains 340465 sequences. (Running on oeis4.)