|
|
A012078
|
|
arctan(arcsin(tan(x)))=x+1/3!*x^3+9/5!*x^5+393/7!*x^7+33009/9!*x^9...
|
|
0
|
|
|
1, 1, 9, 393, 33009, 4410033, 872617017, 240500373753, 88094910348129, 41401437242599905, 24287046275803547625, 17396048031084882189033, 14941352753081733849348945, 15157924050230673397966293393
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,3
|
|
LINKS
|
Table of n, a(n) for n=0..13.
|
|
MATHEMATICA
|
With[{nn=30}, Take[CoefficientList[Series[ArcTan[ArcSin[Tan[x]]], {x, 0, nn}], x] Range[0, nn-1]!, {2, -1, 2}]] (* Harvey P. Dale, May 07 2021 *)
|
|
CROSSREFS
|
Sequence in context: A297738 A225988 A012191 * A332139 A266924 A157599
Adjacent sequences: A012075 A012076 A012077 * A012079 A012080 A012081
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
Patrick Demichel (patrick.demichel(AT)hp.com)
|
|
STATUS
|
approved
|
|
|
|