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A009499
Expansion of e.g.f. = sin(tan(log(1+x))).
0
0, 1, -1, 3, -12, 56, -300, 1544, -4592, -74068, 2546820, -58043956, 1226919936, -25894069928, 560051913512, -12549128097416, 292671937925760, -7117106442114544, 180518194901004912, -4773533330473419152
OFFSET
0,4
MATHEMATICA
With[{nn=20}, CoefficientList[Series[Sin[Tan[Log[1+x]]], {x, 0, nn}], x]Range[0, nn]!] (* Harvey P. Dale, Aug 10 2012 *)
CROSSREFS
Sequence in context: A369600 A027390 A349513 * A009656 A020016 A001277
KEYWORD
sign,easy
AUTHOR
EXTENSIONS
Extended with signs by Olivier Gérard, Mar 15 1997
Definition clarified by Harvey P. Dale, Aug 10 2012
STATUS
approved