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Search: id:A013396
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A013396 sech(sin(x)-arctanh(x))=1-90/6!*x^6-3864/8!*x^8-326214/10!*x^10... +0
1
1, 0, 0, -90, -3864, -326214, -33507276, -4970687722, -949869512144, -236464361818318, -73751391110641012, -28454096973841135058, -13304169550531141566328, -7432891904926457008929270 (list; graph; listen)
OFFSET

0,4
CROSSREFS

Sequence in context: A013415 A065950 A058830 this_sequence A013392 A013394 A013395

Adjacent sequences: A013393 A013394 A013395 this_sequence A013397 A013398 A013399

KEYWORD

sign

AUTHOR

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

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Last modified September 5 01:44 EDT 2008. Contains 143476 sequences.

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