Number of nX4 0..1 arrays with no 1 equal to more than two of its horizontal, diagonal and antidiagonal neighbors.
A283687
Number of nX4 0..1 arrays with no 1 equal to more than two of its horizontal, diagonal and antidiagonal neighbors.
Terms
- a(0) =16a(1) =161a(2) =1521a(3) =15226a(4) =150497a(5) =1489917a(6) =14754038a(7) =146079023a(8) =1446386879a(9) =14321176544a(10) =141798827829
External references
- oeis: A283687