|
|
A013354
|
|
arctan(sin(x)-tan(x))=-3/3!*x^3-15/5!*x^5-273/7!*x^7+7185/9!*x^9...
|
|
0
|
|
|
-3, -15, -273, 7185, 893607, 110604585, 6777315087, -405484606815, -441813428161833, -137423041821531015, -28797568231809153153, 2268330081740331047985, 6518378202627257740085127
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,1
|
|
LINKS
|
|
|
MATHEMATICA
|
With[{nn=30}, Take[CoefficientList[Series[ArcTan[Sin[x]-Tan[x]], {x, 0, nn}], x] Range[0, nn-1]!, {4, -1, 2}]] (* Harvey P. Dale, Jul 05 2019 *)
|
|
CROSSREFS
|
|
|
KEYWORD
|
sign
|
|
AUTHOR
|
Patrick Demichel (patrick.demichel(AT)hp.com)
|
|
STATUS
|
approved
|
|
|
|