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A009461 Expansion of e.g.f.: sin(log(1+x))/exp(x). 1
0, 1, -3, 7, -14, 15, 109, -1507, 14988, -146311, 1494945, -16290969, 190291542, -2382532633, 31911488361, -455996792755, 6931146231704, -111739259567727, 1905221401398053, -34267059287580761, 648529389183031290 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..200

MATHEMATICA

With[{nn=20}, CoefficientList[Series[Sin[Log[1+x]]/Exp[x], {x, 0, nn}], x] Range[0, nn]!] (* Harvey P. Dale, Aug 27 2014 *)

CROSSREFS

Sequence in context: A058027 A128661 A175339 * A143630 A218877 A179982

Adjacent sequences:  A009458 A009459 A009460 * A009462 A009463 A009464

KEYWORD

sign,easy

AUTHOR

R. H. Hardin

EXTENSIONS

Extended with signs by Olivier Gérard, Mar 15 1997

Definition clarified and prior Mathematica program replaced by Harvey P. Dale, Aug 27 2014

STATUS

approved

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Last modified September 19 12:54 EDT 2020. Contains 337178 sequences. (Running on oeis4.)