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Search: id:A012968
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A012968 arctanh(atan(x)+log(x+1))=2*x-1/2!*x^2+16/3!*x^3-54/4!*x^4+876/5!*x^5... +0
1
2, -1, 16, -54, 876, -6630, 122904, -1558536, 33455520, -601095600, 14941817856, -346714064928, 9916498091808, -280431880000272, 9142107223322304, -303483440198252160, 11161636493381966592 (list; graph; listen)
OFFSET

0,1

CROSSREFS

Sequence in context: A013121 A012963 A013120 this_sequence A160468 A012889 A013072

Adjacent sequences: A012965 A012966 A012967 this_sequence A012969 A012970 A012971

KEYWORD

sign

AUTHOR

Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)

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Last modified December 17 13:29 EST 2009. Contains 170826 sequences.


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