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Search: id:A127456
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A127456 Special values of hypergeometric function of type 3F3, in Maple notation: a(n)=3^n*(n!)^3*hypergeom([n+1, n+1, n+1], [1, 1, 1], 3)*exp(-3), n=0,1... +0
1
1, 309, 394569, 1152570141, 6146536982625, 52816853458623141, 674834132958408150489, 12117734852792708882420829, 293263049341469022013133757441 (list; graph; listen)
OFFSET

0,2

COMMENT

Arises in the boson normal ordering problem.

CROSSREFS

Sequence in context: A121322 A067730 A105841 this_sequence A114484 A051981 A134549

Adjacent sequences: A127453 A127454 A127455 this_sequence A127457 A127458 A127459

KEYWORD

nonn

AUTHOR

Karol A. Penson (penson(AT)lptl.jussieu.fr), Jan 15 2007

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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