|
|
A013060
|
|
arctan(sinh(x)+arctan(x))=2*x-17/3!*x^3+873/5!*x^5-110799/7!*x^7...
|
|
0
|
|
|
2, -17, 873, -110799, 26183793, -9939372439, 5533091086937, -4246813468523599, 4298292149692645473, -5546746219608789662631, 8888791155284908218974601, -17318307957227833839826977823
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,1
|
|
LINKS
|
|
|
MATHEMATICA
|
With[{nn=30}, Take[CoefficientList[Series[ArcTan[Sinh[x]+ArcTan[x]], {x, 0, nn}], x] Range[0, nn-1]!, {2, -1, 2}]] (* Harvey P. Dale, Nov 02 2011 *)
|
|
CROSSREFS
|
|
|
KEYWORD
|
sign
|
|
AUTHOR
|
Patrick Demichel (patrick.demichel(AT)hp.com)
|
|
STATUS
|
approved
|
|
|
|