login
A012093
arcsinh(arcsin(arctan(x)))=x-2/3!*x^3+32/5!*x^5-1224/7!*x^7+89984/9!*x^9...
0
1, -2, 32, -1224, 89984, -10705408, 1889967232, -464238999808, 151661217091584, -63641246944645120, 33381024310383640576, -21408234533329528127488, 16485197581627921671815168
OFFSET
0,2
CROSSREFS
Sequence in context: A012114 A055929 A012237 * A012214 A320419 A012140
KEYWORD
sign
AUTHOR
Patrick Demichel (patrick.demichel(AT)hp.com)
STATUS
approved