Number of nX7 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 0, 1 or 3 neighboring 1s.
A296577
Number of nX7 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 0, 1 or 3 neighboring 1s.
Terms
- a(0) =81a(1) =2078a(2) =56646a(3) =1680927a(4) =48217515a(5) =1394258872a(6) =40337678992
External references
- oeis: A296577