Column 2 of triangle T=A109316 where T(n,k) = [T^2](n-1,k) + [T^2](n-2,k-1) and T^2 is the matrix square of A109316.

A109318

Column 2 of triangle T=A109316 where T(n,k) = [T^2](n-1,k) + [T^2](n-2,k-1) and T^2 is the matrix square of A109316.

Terms

    a(0) =1a(1) =2a(2) =8a(3) =36a(4) =176a(5) =920a(6) =5080a(7) =29336a(8) =175752a(9) =1085496a(10) =6877240a(11) =44518520a(12) =293513784a(13) =1965904984a(14) =13348449784a(15) =91723622936a(16) =636923476728

External references