Triangle of coefficients of polynomials v(n,x) jointly generated with A208747; see the Formula section.

A208748

Triangle of coefficients of polynomials v(n,x) jointly generated with A208747; see the Formula section.

Terms

    a(0) =1a(1) =0a(2) =4a(3) =0a(4) =2a(5) =12a(6) =0a(7) =2a(8) =8a(9) =40a(10) =0a(11) =2a(12) =8a(13) =40a(14) =128a(15) =0a(16) =2a(17) =8a(18) =48a(19) =160a(20) =416a(21) =0a(22) =2a(23) =8a(24) =56a(25) =208a(26) =640a(27) =1344a(28) =0a(29) =2

External references