Number of (n+1) X 8 0..3 arrays with the permanents of all 2 X 2 subblocks equal and nonzero.

A204875

Number of (n+1) X 8 0..3 arrays with the permanents of all 2 X 2 subblocks equal and nonzero.

Terms

    a(0) =107397a(1) =4655229a(2) =67916249a(3) =2202663919a(4) =41067117035

External references