Number of (n+1)X5 0..3 arrays with the permanents of 2X2 subblocks nondecreasing rightwards and downwards.

A205177

Number of (n+1)X5 0..3 arrays with the permanents of 2X2 subblocks nondecreasing rightwards and downwards.

Terms

    a(0) =177050a(1) =24657580a(2) =2902004018a(3) =249458849992

External references