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Search: id:A012072
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A012072 cosh(arcsin(arcsin(x)))=1+1/2!*x^2+9/4!*x^4+249/6!*x^6+14129/8!*x^8... +0
1
1, 1, 9, 249, 14129, 1362961, 200409465, 41812246345, 11765081428705, 4298599985014945, 1980239469431883625, 1123437678322006300185, 769950079011855688807185, 627326819278687159338591665 (list; graph; listen)
OFFSET

0,3
CROSSREFS

Sequence in context: A112028 A012202 A012098 this_sequence A007408 A066989 A075987

Adjacent sequences: A012069 A012070 A012071 this_sequence A012073 A012074 A012075

KEYWORD

nonn

AUTHOR

Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

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