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Search: id:A012417
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A012417 cosh(arctan(x)*exp(x))=1+1/2!*x^2+6/3!*x^3+17/4!*x^4+20/5!*x^5... +0
1
1, 0, 1, 6, 17, 20, 145, 2170, 8353, -41208, 12065, 8539278, 24846769, -999642020, -1683957327, 211007667650, 379515957057, -52699680395376, -66075776120255, 17106146184773014, 14435220017357137 (list; graph; listen)
OFFSET

0,4

CROSSREFS

Sequence in context: A019296 A035484 A009171 this_sequence A017461 A061875 A063230

Adjacent sequences: A012414 A012415 A012416 this_sequence A012418 A012419 A012420

KEYWORD

sign

AUTHOR

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

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.


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