Number of (n+1) X 6 0..2 arrays with the permanents of 2 X 2 subblocks nondecreasing rightwards and downwards.

A205203

Number of (n+1) X 6 0..2 arrays with the permanents of 2 X 2 subblocks nondecreasing rightwards and downwards.

Terms

    a(0) =68508a(1) =7041879a(2) =560385415a(3) =37528599466

External references