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A049688
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a(n)=Sum{T(i,n-i): i=0,1,...,n}, array T as in A049687.
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0
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0, 2, 5, 10, 17, 28, 41, 60, 83, 112, 145, 188, 235, 294, 359, 432, 513, 610, 713, 834, 963, 1104, 1255, 1428, 1609, 1810, 2023, 2254, 2497, 2768, 3047, 3356, 3681, 4026, 4387, 4772, 5169, 5602, 6053, 6528, 7019
(list; graph; refs; listen; history; internal format)
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