Number of n X 7 0..2 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 3, and upper left element zero.
A230274
Number of n X 7 0..2 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 3, and upper left element zero.
Terms
- a(0) =0a(1) =386a(2) =173042a(3) =47524048a(4) =12303458948
External references
- oeis: A230274