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Search: id:A013551
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A013551 exp(cotan(x)-cotanh(x))=1-2*x+36/2!*x^2-28/5!*x^5+98/6!*x^6... +0
1
1, -2, 36, 0, 0, -28, 98, -4, 8, -3410, 18480, -638, 1988, -7702, 51807, -321430, 1504110, -2568338262, 19363455845, -436353779, 2792247067, -8599066594858, 70514452702594, -1310649549217, 10760943015089 (list; graph; listen)
OFFSET

0,2

CROSSREFS

Sequence in context: A133013 A032369 A134729 this_sequence A094716 A094725 A095397

Adjacent sequences: A013548 A013549 A013550 this_sequence A013552 A013553 A013554

KEYWORD

sign

AUTHOR

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

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.


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