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A009674 Expansion of tan(sin(x)/cosh(x)). +0
1
1, -2, -28, 1160, -3504, -3908896, 360691008, 14544047232, -11198480094976, 1531305962216960, 340347851378082816, -234547726326061201408, 32383387692585279868928, 30186184832886791121723392 (list; graph; listen)
OFFSET

0,2

MATHEMATICA

Tan[ Sin[ x ]/Cosh[ x ] ] (* Odd Part *)

CROSSREFS

Sequence in context: A009403 A026944 A113633 this_sequence A071220 A063794 A085602

Adjacent sequences: A009671 A009672 A009673 this_sequence A009675 A009676 A009677

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


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