Triangle of coefficients of polynomials u(n,x) jointly generated with A210740; see the Formula section.

A210739

Triangle of coefficients of polynomials u(n,x) jointly generated with A210740; see the Formula section.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =1a(4) =4a(5) =8a(6) =1a(7) =4a(8) =14a(9) =21a(10) =1a(11) =4a(12) =15a(13) =46a(14) =55a(15) =1a(16) =4a(17) =15a(18) =55a(19) =145a(20) =144a(21) =1a(22) =4a(23) =15a(24) =56a(25) =196a(26) =444a(27) =377a(28) =1a(29) =4

External references