Number of nX7 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 1, 2 or 3 neighboring 1s.

A296598

Number of nX7 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 1, 2 or 3 neighboring 1s.

Terms

    a(0) =37a(1) =6432a(2) =370000a(3) =26487173a(4) =1952733110a(5) =139547279602

External references