Number of (n+1)X(n+1) 0..6 arrays with the permanents of all 2X2 subblocks equal and nonzero.
A205038
Number of (n+1)X(n+1) 0..6 arrays with the permanents of all 2X2 subblocks equal and nonzero.
Terms
- a(0) =2232a(1) =100308a(2) =2587806a(3) =1680705854a(4) =178237466160
External references
- oeis: A205038