Number of (n+1)X(n+1) 0..2 arrays with the permanents of 2X2 subblocks nondecreasing rightwards and downwards.
A205199
Number of (n+1)X(n+1) 0..2 arrays with the permanents of 2X2 subblocks nondecreasing rightwards and downwards.
Terms
- a(0) =81a(1) =6138a(2) =1649549a(3) =1099532113
External references
- oeis: A205199