Number of (n+1) X 3 0..2 arrays with every 2 X 2 subblock nonsingular.

A183691

Number of (n+1) X 3 0..2 arrays with every 2 X 2 subblock nonsingular.

Terms

    a(0) =314a(1) =4594a(2) =66658a(3) =969978a(4) =14100346a(5) =205047906a(6) =2981428242a(7) =43352455562a(8) =630370287594

External references