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A013318 arctanh(exp(x)-cos(x))=x+2/2!*x^2+3/3!*x^3+24/4!*x^4+165/5!*x^5... 0
1, 2, 3, 24, 165, 1202, 12663, 149744, 1945065, 29307362, 489387723, 8915702664, 178036818765, 3852374482322, 89628609049983, 2235770536642784, 59498096957789265, 1681835781220294082 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

CROSSREFS

Sequence in context: A047157 A003221 A013312 * A193338 A048674 A094998

Adjacent sequences:  A013315 A013316 A013317 * A013319 A013320 A013321

KEYWORD

nonn

AUTHOR

Patrick Demichel (patrick.demichel(AT)hp.com)

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Last modified February 13 08:12 EST 2012. Contains 205451 sequences.