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Search: id:A009513
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A009513 sin(tan(x)*sin(x))=2/2!*x^2+4/4!*x^4-58/6!*x^6-1976/8!*x^8... +0
3
0, 2, 4, -58, -1976, -125878, -9435956, -836433778, -89733620336, -11137238248558, -1522227026225516, -206921536362952618, -18449844567266861096, 5345369219895500654042, 5647561940802724266444124 (list; graph; listen)
OFFSET

0,2

MATHEMATICA

Sin[ Tan[ x ]*Sin[ x ] ] (* Even Part *)

CROSSREFS

Sequence in context: A098626 A012370 A012366 this_sequence A018348 A001625 A018352

Adjacent sequences: A009510 A009511 A009512 this_sequence A009514 A009515 A009516

KEYWORD

sign

AUTHOR

R. H. Hardin (rhh(AT)cadence.com)

EXTENSIONS

Extended with signs Mar 15 1997 by Olivier Gerard.

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Last modified September 5 01:44 EDT 2008. Contains 143476 sequences.


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