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Search: id:A012998
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A012998 sin(arctan(x)+tan(x))=2*x-8/3!*x^3+72/5!*x^5-3936/7!*x^7... +0
1
2, -8, 72, -3936, 193920, -21876736, 2967878656, -589063146496, 149737853943808, -48291040167362560, 19310260456438693888, -9310185546185219768320, 5359263862743046978797568 (list; graph; listen)
OFFSET

0,1
CROSSREFS

Sequence in context: A107270 A125814 A013002 this_sequence A064605 A132039 A002668

Adjacent sequences: A012995 A012996 A012997 this_sequence A012999 A013000 A013001

KEYWORD

sign

AUTHOR

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

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

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