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A264437 a(n) = Bernoulli(n)*Pochhammer(n+1, n). 2
1, -1, 2, 0, -56, 0, 15840, 0, -17297280, 0, 50791104000, 0, -327856732600320, 0, 4080179409546240000, 0, -89192941330901151744000, 0, 3193957788339335451033600000, 0, -177450861021098776794591068160000, 0, 14644425624059165645548485417369600000, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..23.

MAPLE

seq(pochhammer(n+1, n)*bernoulli(n), n=0..23);

PROG

(Sage)

A264437 = lambda n: bernoulli(n)*factorial(2*n)//factorial(n)

[A264437(n) for n in range(24)]

CROSSREFS

Cf. A001813, A027641, A268432.

Sequence in context: A012420 A140800 A012694 * A306061 A195209 A098276

Adjacent sequences:  A264434 A264435 A264436 * A264438 A264439 A264440

KEYWORD

sign

AUTHOR

Peter Luschny, Feb 14 2016

STATUS

approved

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Last modified September 15 16:40 EDT 2019. Contains 327078 sequences. (Running on oeis4.)