Number of nX4 0..2 arrays with no element less than a strict majority of its horizontal, vertical and antidiagonal neighbors.
A231659
Number of nX4 0..2 arrays with no element less than a strict majority of its horizontal, vertical and antidiagonal neighbors.
Terms
- a(0) =22a(1) =458a(2) =13434a(3) =345519a(4) =8300390a(5) =206363144a(6) =5175246459a(7) =128866716238
External references
- oeis: A231659