A012195 arcsin(arctan(arcsin(x)))=x+12/5!*x^5+80/7!*x^7+13776/9!*x^9...

1, 0, 12, 80, 13776, 566272, 127692224, 15090459904, 4735792068864, 1137376547676160, 493601667145247744, 198575926723414577152, 116701919243205334355968, 69932277446693762007433216

Offset

0,3

Links

Table of n, a(n) for n=0..13.

Crossrefs

Sequence in context: A187011 A277783 A009500 * A147650 A007010 A069996

Adjacent sequences: A012192 A012193 A012194 * A012196 A012197 A012198

Keyword

nonn

Author

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

Status

approved