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A024302 Expansion of sin(sinh(x)).x/2. +0
1
0, 1, 0, -24, -224, 320, 76032, 2165632, 23343104, -1474043904, -127160524800, -5452094095360, -48051108446208, 17669269569961984, 2144050100688125952, 144303119119098839040, 2287457902532063395840 (list; graph; listen)
OFFSET

0,4

MATHEMATICA

Sin[ Sinh[ x ] ]*x/2 (* Even Part *)

CROSSREFS

A009493.

Adjacent sequences: A024299 A024300 A024301 this_sequence A024303 A024304 A024305

Sequence in context: A138406 A042112 A107968 this_sequence A022684 A027275 A027260

KEYWORD

sign

AUTHOR

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

EXTENSIONS

Extended with signs 03/97.

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Last modified October 11 13:47 EDT 2008. Contains 144830 sequences.


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