A013357 cosh(sin(x)-tan(x))=1+90/6!*x^6+2520/8!*x^8+126630/10!*x^10...

1, 0, 0, 90, 2520, 126630, 9727740, 979548570, 129584342160, 21655877754510, 4450716903531780, 1102163137590334050, 323261459451529176600, 110722946709029745152790, 43768619617333612645900620

Offset

0,4

Links

Table of n, a(n) for n=0..14.

Mathematica

With[{nn=30}, Take[CoefficientList[Series[Cosh[Sin[x]-Tan[x]], {x, 0, nn}], x] Range[0, nn]!, {1, -1, 2}]] (* Harvey P. Dale, Apr 11 2019 *)

Crossrefs

Sequence in context: A109124 A013359 A013355 * A013358 A013414 A013413

Adjacent sequences: A013354 A013355 A013356 * A013358 A013359 A013360

Keyword

nonn

Author

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

Status

approved