OFFSET
0,2
COMMENTS
The denominator is b(n)=(2*n+2)!*3^(2*n+1)/((n+1)!*2^(n+1)).
LINKS
G. C. Greubel, Table of n, a(n) for n = 0..100
EXAMPLE
The fourth term is 85632 since I(3)= 85632/229635.
MATHEMATICA
A091993[n_] := Integrate[(1 + x^2)^n, {x, 0, 1/3}](2*n + 2)!*3^(2*n + 1)/((n + 1)!*2^(n + 1)); Table[ A091993[n], {n, 0, 13}] (* Robert G. Wilson v, Mar 18 2004 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Al Hakanson (hawkuu(AT)excite.com), Mar 17 2004
EXTENSIONS
More terms from Robert G. Wilson v, Mar 18 2004
STATUS
approved