Number of (n+1) X 4 0..1 arrays with every 2 X 2 subblock having the same number of equal edges, and new values 0..1 introduced in row major order.

A205313

Number of (n+1) X 4 0..1 arrays with every 2 X 2 subblock having the same number of equal edges, and new values 0..1 introduced in row major order.

Terms

    a(0) =56a(1) =376a(2) =2606a(3) =18152a(4) =126536a(5) =882182a(6) =6150512a(7) =42881096a(8) =298965278a(9) =2084374136a(10) =14532174632a(11) =101317751318a(12) =706383387200

External references