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A104625 Expansion of 1/(sqrt(1-4x)-x^2). 0
1, 2, 7, 24, 87, 322, 1211, 4604, 17645, 68042, 263655, 1025632, 4002601, 15662422, 61427543, 241386924, 950160607, 3745589510, 14784496003, 58424093536, 231112008371, 915065382154, 3626113490579, 14379912928572, 57064644495359 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

COMMENTS

Diagonal sums of convolution triangle of central binomial coefficients A054335.

CROSSREFS

Sequence in context: A131824 A150389 A183876 * A151293 A122446 A150390

Adjacent sequences:  A104622 A104623 A104624 * A104626 A104627 A104628

KEYWORD

easy,nonn

AUTHOR

Paul Barry (pbarry(AT)wit.ie), Mar 17 2005

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Last modified February 15 12:01 EST 2012. Contains 205782 sequences.