Triangle T(n, k) = coefficients of p(x, n) where p(x,n) = (x+1)*p(x, n-1) + n*(n-1)*x*p(x, n-2), read by rows.
A154986
Triangle T(n, k) = coefficients of p(x, n) where p(x,n) = (x+1)*p(x, n-1) + n*(n-1)*x*p(x, n-2), read by rows.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =4a(5) =1a(6) =1a(7) =11a(8) =11a(9) =1a(10) =1a(11) =24a(12) =70a(13) =24a(14) =1a(15) =1a(16) =45a(17) =314a(18) =314a(19) =45a(20) =1a(21) =1a(22) =76a(23) =1079a(24) =2728a(25) =1079a(26) =76a(27) =1a(28) =1a(29) =119
External references
- oeis: A154986