Subdiagonal T(n,n-3), array T as in A054115.

A054118

Subdiagonal T(n,n-3), array T as in A054115.

Terms

    a(0) =1a(1) =24a(2) =144a(3) =864a(4) =5904a(5) =46224a(6) =409104a(7) =4037904a(8) =43954704a(9) =522956304a(10) =6749977104a(11) =93928268304

External references