Number of (n+1) X 4 0..3 arrays with the permanents of 2 X 2 subblocks nondecreasing rightwards and downwards.
A205176
Number of (n+1) X 4 0..3 arrays with the permanents of 2 X 2 subblocks nondecreasing rightwards and downwards.
Terms
- a(0) =23244a(1) =1373400a(2) =73775908a(3) =2902004018a(4) =109885347688
External references
- oeis: A205176