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, 0, -3, 4, 69, 136, -1159, 1744, 115081, 652864, -3250827, 16365504, 1156388557, 12624963456, -12628752143, 910310355200, 42394317198097, 735663001262080, 2830775181039853, 125940707707991040

Offset

0,5

Links

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

Crossrefs

Sequence in context: A052323 A356292 A012087 * A318208 A341851 A132414

Adjacent sequences: A012191 A012192 A012193 * A012195 A012196 A012197

Keyword

sign

Author

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

Status

approved