login
A012949
E.g.f. = sin(tan(x)+arcsin(x))=2*x-5/3!*x^3-63/5!*x^5-1311/7!*x^7-40503/9!*x^9...
1
2, -5, -63, -1311, -40503, -1746571, -107820971, -11358568591, -2325027955727, -758733754118995, -316897192245332147, -156022193472911939575, -88731619980459755789207
OFFSET
0,1
LINKS
MATHEMATICA
With[{nn=30}, Take[CoefficientList[Series[Sin[Tan[x]+ArcSin[x]], {x, 0, nn}], x]Range[0, nn-1]!, {2, -1, 2}]] (* Harvey P. Dale, May 13 2012 *)
CROSSREFS
Sequence in context: A217053 A134590 A012978 * A027667 A076630 A270389
KEYWORD
sign
AUTHOR
Patrick Demichel (patrick.demichel(AT)hp.com)
EXTENSIONS
Clarified definition [by Harvey P. Dale, May 13 2012]
STATUS
approved