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A012087 exp(arcsin(arctan(x)))=1+x+1/2!*x^2-3/4!*x^4+4/5!*x^5+69/6!*x^6... 0
1, 1, 1, 0, -3, 4, 69, -32, -2503, 1936, 177481, -67328, -18539595, 4140096, 2813939725, 353591808, -573509386895, -262064131840, 152349815266705, 130347373404160, -50966873710838675, -65058714844462080 (list; graph; refs; listen; history; internal format)
OFFSET

0,5

CROSSREFS

Sequence in context: A079076 A060356 A052323 * A012194 A132414 A041171

Adjacent sequences:  A012084 A012085 A012086 * A012088 A012089 A012090

KEYWORD

sign

AUTHOR

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

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Last modified February 14 11:32 EST 2012. Contains 205623 sequences.