Number of partitionings of n X n checkerboard into two edgewise-connected sets.
A068416
Number of partitionings of n X n checkerboard into two edgewise-connected sets.
Terms
- a(0) =0a(1) =6a(2) =53a(3) =627a(4) =16213a(5) =1123743a(6) =221984391a(7) =127561384993
External references
- oeis: A068416