Irregular triangle, T(n, k) = coefficients of p(x, n), where p(x, n) = (1-2*x)^(n+1) * Sum_{j>=0} j^n*(x/(1-x))^j, read by rows.

A142073

Irregular triangle, T(n, k) = coefficients of p(x, n), where p(x, n) = (1-2*x)^(n+1) * Sum_{j>=0} j^n*(x/(1-x))^j, read by rows.

Terms

    a(0) =1a(1) =1a(2) =-1a(3) =1a(4) =-1a(5) =1a(6) =1a(7) =-4a(8) =2a(9) =1a(10) =7a(11) =-16a(12) =8a(13) =1a(14) =21a(15) =-28a(16) =-26a(17) =48a(18) =-16a(19) =1a(20) =51a(21) =32a(22) =-356a(23) =408a(24) =-136a(25) =1a(26) =113a(27) =492a(28) =-1774a(29) =1072

External references