Fifth column of triangle A055864.

A055868

Fifth column of triangle A055864.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =0a(4) =625a(5) =9072a(6) =153664a(7) =2985984a(8) =65610000a(9) =1610510000a(10) =43717791744

External references