Expansion of Product_{k>=1} ((1 + k!*x^k)/(1 - k!*x^k)).

A292318

Expansion of Product_{k>=1} ((1 + k!*x^k)/(1 - k!*x^k)).

Terms

    a(0) =1a(1) =2a(2) =6a(3) =22a(4) =90a(5) =434a(6) =2442a(7) =15874a(8) =118722a(9) =1009586a(10) =9640866a(11) =102243682a(12) =1191949122a(13) =15141785570a(14) =208068223458

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