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A086630
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Main diagonal of square table A086629; coefficients of x^n*y^n in f(x,y) that satisfies f(x,y) = 1/[(1-x)(1-y)] + xy*f(x,y)^3.
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2
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1, 2, 13, 124, 1419, 18037, 245650, 3513260, 52114339, 795230788, 12411836882, 197327486617, 3185686181794, 52101500060794, 861628197679360
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