A009620 Expansion of sinh(x)*cos(tan(x)).

1, -2, -44, -944, -27632, -975072, -27882048, 1986004224, 850359527680, 222801125934592, 57863671042155520, 16141663294163980288, 4939136307747239694336, 1663039626931665431732224

Offset

0,2

Links

Table of n, a(n) for n=0..13.

Mathematica

Sinh[ x ]*Cos[ Tan[ x ] ] (* Odd Part *)

Crossrefs

Sequence in context: A035605 A285746 A203606 * A001627 A202747 A094397

Adjacent sequences: A009617 A009618 A009619 * A009621 A009622 A009623

Keyword

sign

Author

R. H. Hardin

Extensions

Extended with signs by Olivier Gérard, Mar 15 1997

Status

approved