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Search: id:A012792
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A012792 cosh(sec(x)*arcsin(x))=1+1/2!*x^2+17/4!*x^4+505/6!*x^6+25153/8!*x^8... +0
1
1, 1, 17, 505, 25153, 1945265, 217998673, 33522871785, 6789373095937, 1755926841763681, 566210591513987345, 223294329140130622169, 105980484509441390341953, 59708382496464697426393105 (list; graph; listen)
OFFSET

0,3
CROSSREFS

Sequence in context: A142368 A109305 A130660 this_sequence A012232 A114063 A112716

Adjacent sequences: A012789 A012790 A012791 this_sequence A012793 A012794 A012795

KEYWORD

nonn

AUTHOR

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

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Last modified December 18 21:37 EST 2009. Contains 171024 sequences.

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