Number of nX7 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally or vertically, top left element zero, and 1 appearing before 2 in row major order.
A233017
Number of nX7 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally or vertically, top left element zero, and 1 appearing before 2 in row major order.
Terms
- a(0) =365a(1) =176474a(2) =85827722a(3) =41775098873
External references
- oeis: A233017