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A119576 (n+n^2+n^3)*(binomial(2*n,n)). 0
0, 6, 84, 780, 5880, 39060, 238392, 1369368, 7516080, 39819780, 205079160, 1032047016, 5094629904, 24743027400, 118504436400, 560749834800, 2625519143520, 12179090862180, 56029885342200, 255864364648200 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..19.

MAPLE

[seq ((n+n^2+n^3)*(binomial(2*n, n)), n=0..25)];

CROSSREFS

Cf. A000984, A027444.

Sequence in context: A155191 A211171 A054605 * A098982 A229455 A212701

Adjacent sequences:  A119573 A119574 A119575 * A119577 A119578 A119579

KEYWORD

easy,nonn

AUTHOR

Zerinvary Lajos, May 31 2006

STATUS

approved

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Last modified October 15 04:33 EDT 2019. Contains 328026 sequences. (Running on oeis4.)