Triangle, T(n, k) = (1/2)*(n+2)! * [x^k]( p(x, n) ), where p(x,0) = 1, p(x,1) = -x, P(x, n) = (1/(n+1))*( (2*n-x)*P(x, n-1) - n*P(x, n-2) ), read by rows.

A136532

Triangle, T(n, k) = (1/2)*(n+2)! * [x^k]( p(x, n) ), where p(x,0) = 1, p(x,1) = -x, P(x, n) = (1/(n+1))*( (2*n-x)*P(x, n-1) - n*P(x, n-2) ), read by rows.

Terms

    a(0) =1a(1) =0a(2) =-3a(3) =-8a(4) =-16a(5) =4a(6) =-60a(7) =-65a(8) =50a(9) =-5a(10) =-384a(11) =-168a(12) =462a(13) =-108a(14) =6a(15) =-2380a(16) =763a(17) =3836a(18) =-1624a(19) =196a(20) =-7a(21) =-14208a(22) =21248a(23) =29560a(24) =-21472a(25) =4256a(26) =-320a(27) =8a(28) =-73836a(29) =302571

External references