O.g.f. A(x) satisfies: 0 = [x^n] exp( n*(n-1) * x * A(x) ) / A(x), for n > 0, with A'(0) = 0.

A305596

O.g.f. A(x) satisfies: 0 = [x^n] exp( n*(n-1) * x * A(x) ) / A(x), for n > 0, with A'(0) = 0.

Terms

    a(0) =1a(1) =0a(2) =2a(3) =36a(4) =1012a(5) =39344a(6) =1999736a(7) =128430272a(8) =10191730992a(9) =983072197248

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