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Search: id:A013031
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A013031 sec(sinh(x)+sin(x))=1+4/2!*x^2+80/4!*x^4+3928/6!*x^6+359040/8!*x^8... +0
1
1, 4, 80, 3928, 359040, 52717856, 11352019840, 3370401007488, 1319560185804800, 658698869874201088, 408325769541831280640, 307740770628961995577344, 277115224743231975378370560 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Sequence in context: A012057 A102063 A002436 this_sequence A012923 A012922 A013090

Adjacent sequences: A013028 A013029 A013030 this_sequence A013032 A013033 A013034

KEYWORD

nonn

AUTHOR

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

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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