A012068 sinh(arcsin(arcsin(x)))=x+3/3!*x^3+49/5!*x^5+1963/7!*x^7+146017/9!*x^9...

1, 3, 49, 1963, 146017, 17450227, 3064381137, 744091967643, 239039270010305, 98237724213189475, 50300088100727103345, 31409480786365735560715, 23501653583412713065987105, 20761459048626350764508502355

Offset

0,2

Links

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

Crossrefs

Sequence in context: A012094 A012059 A012166 * A012126 A203513 A012040

Adjacent sequences: A012065 A012066 A012067 * A012069 A012070 A012071

Keyword

nonn

Author

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

Status

approved