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A009605 Expansion of e.g.f. sinh(tan(x))*exp(x). 1
0, 1, 2, 6, 16, 72, 288, 1848, 9920, 81088, 541184, 5318016, 42274816, 483162240, 4449451776, 57865303296, 605255720960, 8815813734400, 103187353223168, 1662921003208704, 21528004660707328, 380141599264751616, 5391886872902762496, 103492751953073897472 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
LINKS
MATHEMATICA
With[{nn = 50}, CoefficientList[Series[Sinh[Tan[x]]*Exp[x], {x, 0, nn}], x]*Range[0, nn]!] (* G. C. Greubel, Jan 30 2018 *)
PROG
(PARI) x='x+O('x^30); concat([0], Vec(serlaplace(sinh(tan(x))*exp(x)))) \\ G. C. Greubel, Jan 30 2018
CROSSREFS
Sequence in context: A283420 A121749 A009386 * A009681 A009186 A009328
KEYWORD
nonn,easy
AUTHOR
EXTENSIONS
Extended and signs tested by Olivier Gérard, Mar 15 1997
STATUS
approved

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Last modified April 12 22:48 EDT 2024. Contains 371639 sequences. (Running on oeis4.)