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A012194 exp(arctan(arcsin(x)))=1+x+1/2!*x^2-3/4!*x^4+4/5!*x^5+69/6!*x^6... 1
1, 1, 1, 0, -3, 4, 69, 136, -1159, 1744, 115081, 652864, -3250827, 16365504, 1156388557, 12624963456, -12628752143, 910310355200, 42394317198097, 735663001262080, 2830775181039853, 125940707707991040 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,5

LINKS

Table of n, a(n) for n=0..21.

CROSSREFS

Sequence in context: A060356 A052323 A012087 * A318208 A132414 A041171

Adjacent sequences:  A012191 A012192 A012193 * A012195 A012196 A012197

KEYWORD

sign

AUTHOR

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

STATUS

approved

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Last modified March 20 13:18 EDT 2019. Contains 321345 sequences. (Running on oeis4.)