Triangle of coefficients of polynomials u(n,x) jointly generated with A208748; see the Formula section.

A208747

Triangle of coefficients of polynomials u(n,x) jointly generated with A208748; see the Formula section.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =1a(4) =2a(5) =8a(6) =1a(7) =2a(8) =12a(9) =24a(10) =1a(11) =2a(12) =16a(13) =40a(14) =80a(15) =1a(16) =2a(17) =20a(18) =56a(19) =160a(20) =256a(21) =1a(22) =2a(23) =24a(24) =72a(25) =256a(26) =576a(27) =832a(28) =1a(29) =2

External references