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A009586
Expansion of e.g.f. sinh(sin(log(1+x))).
1
0, 1, -1, 2, -6, 16, 0, -624, 9072, -108632, 1259640, -14799544, 179091264, -2245354968, 29201086824, -393393411904, 5472839893440, -78247740884864, 1141773898925952, -16826235923665152, 246149512349702400
OFFSET
0,4
LINKS
MATHEMATICA
With[{nmax = 50}, CoefficientList[Series[Sinh[Sin[Log[1 + x]]], {x, 0, nmax}], x]*Range[0, nmax]!] (* G. C. Greubel, Jan 22 2018 *)
PROG
(PARI) x='x+O('x^30); concat([0], Vec(serlaplace(sinh(sin(log(1+x)))))) \\ G. C. Greubel, Jan 22 2018
CROSSREFS
Sequence in context: A123475 A193341 A009711 * A009487 A009806 A151708
KEYWORD
sign,easy
AUTHOR
EXTENSIONS
Extended with signs by Olivier Gérard, Mar 15 1997
STATUS
approved