A012894 tanh(sin(x)+log(x+1))=2*x-1/2!*x^2-15/3!*x^3+42/4!*x^4+397/5!*x^5...

0, 2, -1, -15, 42, 397, -2970, -18907, 329784, 1046557, -52378200, 39245283, 11058935448, -66464051873, -2907583542864, 39841515891953, 884318369944800, -23533039989918007, -273588980128387776

Offset

0,2

Links

Table of n, a(n) for n=0..18.

Mathematica

With[{nn=20}, Rest[CoefficientList[Series[Tanh[Sin[x]+Log[x+1]], {x, 0, nn}], x]Range[0, nn]!]] (* Harvey P. Dale, May 05 2012 *)

Crossrefs

Sequence in context: A272304 A266521 A039652 * A013076 A012890 A013073

Adjacent sequences: A012891 A012892 A012893 * A012895 A012896 A012897

Keyword

sign

Author

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

Status

approved