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Search: id:A013248
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A013248 tan(log(x+1)-arctan(x))=-1/2!*x^2+4/3!*x^3-6/4!*x^4-150/6!*x^6... +0
1
-1, 4, -6, 0, -150, 2280, -16520, 96320, -1045800, 17316000, -244530000, 3061344000, -43372529200, 761044648000, -14257920144000, 263995016064000, -5068873669392000, 106427464573248000 (list; graph; listen)
OFFSET

0,2

CROSSREFS

Sequence in context: A013252 A013251 A013247 this_sequence A013254 A094920 A010668

Adjacent sequences: A013245 A013246 A013247 this_sequence A013249 A013250 A013251

KEYWORD

sign

AUTHOR

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

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Last modified December 4 12:27 EST 2008. Contains 151280 sequences.


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