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Search: id:A012119
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A012119 arctanh(arcsin(arcsinh(x)))=x+2/3!*x^3+32/5!*x^5+1000/7!*x^7+68480/9!*x^9... +0
1
1, 2, 32, 1000, 68480, 6561664, 1023602304, 201257787648, 56084851257344, 18730102842232832, 8177799266538749952, 4153222601561664323584, 2616197218964411007008768, 1879040755111699467662589952 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Sequence in context: A009517 A069182 A012233 this_sequence A012198 A012114 A055929

Adjacent sequences: A012116 A012117 A012118 this_sequence A012120 A012121 A012122

KEYWORD

nonn

AUTHOR

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

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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.

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