|
| |
|
|
A012488
|
|
tanh(cos(x)*arcsin(x))=x-4/3!*x^3+60/5!*x^5-2056/7!*x^7+127376/9!*x^9...
|
|
0
|
|
|
|
1, -4, 60, -2056, 127376, -11253504, 1524986944, -257629834112, 60842617280768, -16737691854400512, 6112605714322803712, -2481449664133693548544, 1299422306103439813611520
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
0,2
|
|
|
LINKS
|
Table of n, a(n) for n=0..12.
|
|
|
MATHEMATICA
|
With[{nn=30}, Take[CoefficientList[Series[Tanh[Cos[x]ArcSin[x]], {x, 0, nn}], x] Range[0, nn-1]!, {2, -1, 2}]] (* Harvey P. Dale, Jun 20 2020 *)
|
|
|
CROSSREFS
|
Sequence in context: A303286 A322450 A099705 * A181444 A177780 A012567
Adjacent sequences: A012485 A012486 A012487 * A012489 A012490 A012491
|
|
|
KEYWORD
|
sign
|
|
|
AUTHOR
|
Patrick Demichel (patrick.demichel(AT)hp.com)
|
|
|
STATUS
|
approved
|
| |
|
|
