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A009085 Expansion of cos(tanh(sin(x))). +0
1
1, -1, 13, -373, 19097, -1522409, 174263717, -27072485469, 5477315064625, -1398343023229393, 439386703590146365, -166541598232670049093, 74891796652158938855881, -39404384075265527597485241 (list; graph; listen)
OFFSET

0,3

MATHEMATICA

Cos[ Tanh[ Sin[ x ] ] ] (* Even Part *)

CROSSREFS

Sequence in context: A078738 A061015 A009040 this_sequence A012013 A082403 A134498

Adjacent sequences: A009082 A009083 A009084 this_sequence A009086 A009087 A009088

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 6 16:04 EDT 2008. Contains 143483 sequences.


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