Number of (n+1) X (1+1) 0..4 arrays with every 2 X 2 subblock having the sum of the absolute values of the edge differences equal to 8.

A234975

Number of (n+1) X (1+1) 0..4 arrays with every 2 X 2 subblock having the sum of the absolute values of the edge differences equal to 8.

Terms

    a(0) =182a(1) =1664a(2) =14420a(3) =127982a(4) =1127550a(5) =9962574a(6) =87941706a(7) =776556490a(8) =6856434758a(9) =60540092874a(10) =534541037814

External references