Number of n X n binary arrays without the pattern 0 1 0 diagonally or antidiagonally.
A188904
Number of n X n binary arrays without the pattern 0 1 0 diagonally or antidiagonally.
Terms
- a(0) =2a(1) =16a(2) =400a(3) =21904a(4) =2895584a(5) =1139265009
External references
- oeis: A188904