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Search: id:A012289
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A012289 sech(sin(x)*log(x+1))=1-12/4!*x^4+60/5!*x^5-210/6!*x^6+1260/7!*x^7... +0
1
1, 0, 0, 0, -12, 60, -210, 1260, -1680, -66528, 854040, -9944880, 101761704, -561845856, -2175945408, 136635189600, -3242837295360, 53779020559744, -655909940939712, 4733948121328512, 61668138518505088 (list; graph; listen)
OFFSET

0,5

CROSSREFS

Adjacent sequences: A012286 A012287 A012288 this_sequence A012290 A012291 A012292

Sequence in context: A061624 A004302 A000554 this_sequence A012583 A009049 A012577

KEYWORD

sign

AUTHOR

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

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.


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