Number of (n+1) X 4 0..2 arrays with every 2 X 2 subblock singular.

A185515

Number of (n+1) X 4 0..2 arrays with every 2 X 2 subblock singular.

Terms

    a(0) =593a(1) =12361a(2) =154561a(3) =2490449a(4) =35659489a(5) =541370505a(6) =7998109489a(7) =119752453041

External references