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Search: id:A012608
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A012608 sec(arcsinh(x)*arcsin(x)) = 1+12/4!*x^4+13328/8!*x^8+117619392/12!*x^12... +0
1
1, 12, 13328, 117619392, 4062867095808, 388601301012237312, 83771183547685073326080, 35504181228757953494366208000, 26841389346007019483917993990225920 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Sequence in context: A012732 A001322 A074983 this_sequence A012735 A012674 A013514

Adjacent sequences: A012605 A012606 A012607 this_sequence A012609 A012610 A012611

KEYWORD

nonn

AUTHOR

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

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Last modified September 6 15:44 EDT 2008. Contains 143483 sequences.

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