Number of (n+1)X(n+1) 0..1 arrays with every element equal to some horizontal or antidiagonal neighbor, with top left element zero.
A232310
Number of (n+1)X(n+1) 0..1 arrays with every element equal to some horizontal or antidiagonal neighbor, with top left element zero.
Terms
- a(0) =2a(1) =24a(2) =1202a(3) =231454a(4) =161243887a(5) =400571676322
External references
- oeis: A232310