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A119580
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(n^2+n^3)*(binomial(2*n,n)) n=0 to infinity.
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0
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0, 4, 72, 720, 5600, 37800, 232848, 1345344, 7413120, 39382200, 203231600, 1024287264, 5062180032, 24607819600, 117942804000, 558423072000, 2615901857280, 12139419556440, 55866532906800, 255192804636000
(list; graph; refs; listen; history; internal format)
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