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A108674
(n+1)^2*(n+2)^2*(2*n+3)/12.
+0
2
1, 15, 84, 300, 825, 1911, 3920, 7344, 12825, 21175, 33396, 50700, 74529, 106575, 148800, 203456, 273105, 360639, 469300, 602700, 764841, 960135, 1193424, 1470000, 1795625, 2176551, 2619540, 3131884, 3721425, 4396575, 5166336
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Maintained by
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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.
AT&T Labs Research
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