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Search: id:A013202
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A013202 log(sech(x)+sin(x))=x-2/2!*x^2+4/3!*x^3-12/4!*x^4+60/5!*x^5... +0
1
1, -2, 4, -12, 60, -392, 2784, -23072, 225680, -2475392, 29884864, -397554432, 5784292800, -91112993792, 1544557830144, -28059800686592, 543835022577920, -11198270349934592, 244140571254682624 (list; graph; listen)
OFFSET

0,2

CROSSREFS

Sequence in context: A076244 A058255 A118456 this_sequence A004400 A005831 A137160

Adjacent sequences: A013199 A013200 A013201 this_sequence A013203 A013204 A013205

KEYWORD

sign

AUTHOR

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

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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