Irregular triangle T(n, k) = [x^k]( p(n, x) ), where p(n, x) = (1-x)^(2*n+4)*( Sum_{j >= 0} j^(n+1)*x^j )^2/x^2, read by rows.
A165889
Irregular triangle T(n, k) = [x^k]( p(n, x) ), where p(n, x) = (1-x)^(2*n+4)*( Sum_{j >= 0} j^(n+1)*x^j )^2/x^2, read by rows.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =1a(4) =1a(5) =8a(6) =18a(7) =8a(8) =1a(9) =1a(10) =22a(11) =143a(12) =244a(13) =143a(14) =22a(15) =1a(16) =1a(17) =52a(18) =808a(19) =3484a(20) =5710a(21) =3484a(22) =808a(23) =52a(24) =1a(25) =1a(26) =114a(27) =3853a(28) =35032a(29) =125746
External references
- oeis: A165889