A013319 E.g.f.: cosh(exp(x)-cos(x))=1+1/2!*x^2+6/3!*x^3+17/4!*x^4+40/5!*x^5...

1, 0, 1, 6, 17, 40, 217, 1358, 6449, 29712, 182049, 1270390, 8227617, 52843960, 383647513, 3038764542, 23995450017, 191131924256, 1621685573121, 14574192364646, 133472613190001, 1244028051397192, 12068806481240601

Offset

0,4

Links

Table of n, a(n) for n=0..22.

Mathematica

With[{nn=30}, CoefficientList[Series[Cosh[Exp[x]-Cos[x]], {x, 0, nn}], x]Range[0, nn]!] (* Harvey P. Dale, Jan 29 2013 *)

Crossrefs

Sequence in context: A213780 A101945 A220407 * A047861 A370589 A343518

Adjacent sequences: A013316 A013317 A013318 * A013320 A013321 A013322

Keyword

nonn

Author

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

Extensions

Definitiion clarified by Harvey P. Dale, Jan 29 2013

Status

approved