|
|
A009204
|
|
Expansion of e.g.f. exp(sin(tanh(x))).
|
|
4
|
|
|
1, 1, 1, -2, -11, 8, 253, 344, -9463, -44416, 491609, 5130368, -30257347, -688030080, 1480493589, 109875416832, 177416283793, -20650894622720, -125705754161615, 4460981432725504, 53738108098148101, -1069938200055119872
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,4
|
|
LINKS
|
|
|
MATHEMATICA
|
With[{nn=30}, CoefficientList[Series[Exp[Sin[Tanh[x]]], {x, 0, nn}], x] Range[0, nn]!] (* Harvey P. Dale, Jun 16 2013 *)
|
|
CROSSREFS
|
|
|
KEYWORD
|
sign,easy
|
|
AUTHOR
|
|
|
EXTENSIONS
|
Definition clarified and Mathematica program replaced by Harvey P. Dale, Jun 16 2013
|
|
STATUS
|
approved
|
|
|
|