|
|
A012627
|
|
cos(arcsinh(x)*arctan(x))=1-12/4!*x^4+360/6!*x^6-16688/8!*x^8...
|
|
0
|
|
|
1, 0, -12, 360, -16688, 1189440, -122878272, 17448342912, -3261902393088, 775178137884672, -227406029305961472, 80264949964203755520, -33279338195895762923520, 15813964958377484261376000
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,3
|
|
LINKS
|
|
|
MATHEMATICA
|
With[{nn=30}, Take[CoefficientList[Series[Cos[ArcSinh[x]ArcTan[x]], {x, 0, nn}], x] Range[0, nn]!, {1, -1, 2}]] (* Harvey P. Dale, Mar 27 2020 *)
|
|
CROSSREFS
|
|
|
KEYWORD
|
sign
|
|
AUTHOR
|
Patrick Demichel (patrick.demichel(AT)hp.com)
|
|
STATUS
|
approved
|
|
|
|