3495632937
domain: N
Appears in sequences
- Number of (n+1)X(n+1) 0..1 arrays with every element equal to some horizontal, vertical or antidiagonal neighbor, with top left element zero.at n=4A232030
- Number of (n+1)X(5+1) 0..1 arrays with every element equal to some horizontal, vertical or antidiagonal neighbor, with top left element zero.at n=4A232035