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A090810 Distinct numbers appearing as denominators of Bernoulli(2n) for n > 2, divided by 6. 1
1, 5, 7, 11, 23, 47, 55, 59, 83, 85, 107, 115, 133, 145, 167, 179, 227, 235, 239, 253, 263, 265, 295, 301, 347, 359, 383, 413, 415, 443, 455, 467, 479, 503, 517, 535, 553, 563, 581, 587, 647, 649, 659, 685, 719, 721, 745, 749, 781, 827, 835, 839, 863, 865, 887 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..55.

FORMULA

A090801(n)/6 for n>2.

MATHEMATICA

Take[ Union[ Table[ Denominator[ BernoulliB[2n]], {n, 1, 500}]], 60]/6

CROSSREFS

Sequence in context: A124111 A151715 A226027 * A092307 A005385 A181602

Adjacent sequences:  A090807 A090808 A090809 * A090811 A090812 A090813

KEYWORD

nonn

AUTHOR

Robert G. Wilson v, Feb 10 2004

STATUS

approved

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Last modified January 18 01:36 EST 2019. Contains 319260 sequences. (Running on oeis4.)