Expansion of x^k/Product_{t=k..2k} (1-tx) for k=5.

A143400

Expansion of x^k/Product_{t=k..2k} (1-tx) for k=5.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =1a(6) =45a(7) =1190a(8) =24150a(9) =416451a(10) =6427575a(11) =91549480a(12) =1227283200a(13) =15695180501a(14) =193333245105

External references