|
|
A009614
|
|
Expansion of sinh(tanh(log(1+x))).
|
|
0
|
|
|
0, 1, -1, 1, 0, -14, 150, -1154, 6272, -10016, -305280, 5160376, -49699056, 248457496, 1844013080, -69019386344, 1062420810240, -9790634309504, 3214679190912, 2104758733135744, -52208434879690240, 764746718991861376
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,6
|
|
LINKS
|
|
|
MATHEMATICA
|
With[{nn=30}, CoefficientList[Series[Sinh[Tanh[Log[1+x]]], {x, 0, nn}], x] Range[ 0, nn]!] (* Harvey P. Dale, Dec 04 2020 *)
|
|
CROSSREFS
|
|
|
KEYWORD
|
sign,easy
|
|
AUTHOR
|
|
|
EXTENSIONS
|
|
|
STATUS
|
approved
|
|
|
|