a(n) = [x^n] Product_{k=1..n} ((1 + x^k)/(1 - x^k))^(n^k).

A300456

a(n) = [x^n] Product_{k=1..n} ((1 + x^k)/(1 - x^k))^(n^k).

Terms

    a(0) =1a(1) =2a(2) =16a(3) =200a(4) =3264a(5) =65752a(6) =1565744a(7) =42878432a(8) =1324344832a(9) =45464289482

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