Triangle of coefficients of polynomials u(n,x) jointly generated with A208904; see the Formula section.

A208660

Triangle of coefficients of polynomials u(n,x) jointly generated with A208904; see the Formula section.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =1a(4) =8a(5) =2a(6) =1a(7) =18a(8) =14a(9) =2a(10) =1a(11) =32a(12) =52a(13) =20a(14) =2a(15) =1a(16) =50a(17) =140a(18) =104a(19) =26a(20) =2a(21) =1a(22) =72a(23) =310a(24) =380a(25) =174a(26) =32a(27) =2a(28) =1a(29) =98

External references