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A012985 exp(arctan(x)+arcsin(x))=1+2*x+4/2!*x^2+7/3!*x^3+8/4!*x^4+25/5!*x^5... 0
1, 2, 4, 7, 8, 25, 310, 1985, 4600, 14905, 695450, 9006925, 32209900, 20012525, 9441571750, 202749678625, 1024927826000, -3158018147375, 439344864507250, 14186901874647125, 96071120715212500 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..20.

CROSSREFS

Sequence in context: A293759 A122979 A122980 * A291178 A023145 A094446

Adjacent sequences:  A012982 A012983 A012984 * A012986 A012987 A012988

KEYWORD

sign

AUTHOR

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

STATUS

approved

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Last modified May 12 01:44 EDT 2021. Contains 343808 sequences. (Running on oeis4.)