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Expansion of e.g.f. cosh(sinh(x))/exp(x).
0

%I #15 Mar 31 2019 07:19:16

%S 1,-1,2,-4,12,-36,128,-456,1872,-7888,37600,-184064,990784,-5444544,

%T 32333824,-195982208,1272660224,-8441139456,59527313920,-428299217920,

%U 3252626013184,-25165446157312,204354574172160,-1689266143553536

%N Expansion of e.g.f. cosh(sinh(x))/exp(x).

%t Cosh[ Sinh[ x ] ]/Exp[ x ]

%o (PARI) my(x='x+O('x^30)); Vec(serlaplace(cosh(sinh(x))/exp(x))) \\ _Michel Marcus_, Mar 31 2019

%K sign,easy

%O 0,3

%A _R. H. Hardin_

%E Extended with signs by _Olivier GĂ©rard_, Mar 15 1997

%E Name clarified by _Michel Marcus_, Mar 31 2019