Triangle T(n, k, m) = coefficients of p(x, n, m) where p(x,n,m) = (x+1)*p(x, n-1, m) + (2^(m+n-1) + 2^(n-2)*[n>=3])*x*p(x, n-2, m) and m=1, read by rows.
A154985
Triangle T(n, k, m) = coefficients of p(x, n, m) where p(x,n,m) = (x+1)*p(x, n-1, m) + (2^(m+n-1) + 2^(n-2)*[n>=3])*x*p(x, n-2, m) and m=1, read by rows.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =6a(5) =1a(6) =1a(7) =17a(8) =17a(9) =1a(10) =1a(11) =38a(12) =154a(13) =38a(14) =1a(15) =1a(16) =79a(17) =872a(18) =872a(19) =79a(20) =1a(21) =1a(22) =160a(23) =3991a(24) =14064a(25) =3991a(26) =160a(27) =1a(28) =1a(29) =321
External references
- oeis: A154985