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A012046
arctan(sin(tanh(x)))=x-5/3!*x^3+121/5!*x^5-7013/7!*x^7+752785/9!*x^9...
0
1, -5, 121, -7013, 752785, -129763589, 32812992265, -11441858264741, 5261501926546081, -3084889329990554117, 2246121092328414171673, -1988316104656824914919653, 2102978545788269109358313521
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OFFSET
0,2
LINKS
Table of n, a(n) for n=0..12.
CROSSREFS
Sequence in context:
A012026
A012190
A012077
*
A012151
A012156
A290167
Adjacent sequences:
A012043
A012044
A012045
*
A012047
A012048
A012049
KEYWORD
sign
AUTHOR
Patrick Demichel (patrick.demichel(AT)hp.com)
STATUS
approved
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Last modified May 27 22:51 EDT 2023. Contains 362992 sequences. (Running on oeis4.)