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A013309 Expansion of e.g.f.: exp(exp(x)-cos(x))=1+x+3/2!*x^2+8/3!*x^3+29/4!*x^4+112/5!*x^5... 0
1, 1, 3, 8, 29, 112, 489, 2326, 11937, 65856, 386561, 2406230, 15805473, 109131128, 789751577, 5972149246, 47079466913, 386051624736, 3286313327105, 28991306290278, 264621015301489, 2495440610319944 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..21.

MATHEMATICA

With[{nn=30}, CoefficientList[Series[Exp[Exp[x]-Cos[x]], {x, 0, nn}], x] Range[ 0, nn]!] (* Harvey P. Dale, Oct 24 2016 *)

CROSSREFS

Sequence in context: A148876 A245889 A350907 * A058378 A063839 A192744

Adjacent sequences:  A013306 A013307 A013308 * A013310 A013311 A013312

KEYWORD

nonn

AUTHOR

Patrick Demichel (patrick.demichel(AT)hp.com)

EXTENSIONS

Definition clarified by Harvey P. Dale, Oct 24 2016

STATUS

approved

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Last modified May 20 08:18 EDT 2022. Contains 353852 sequences. (Running on oeis4.)