Number of 5Xn 0..4 arrays x(i,j) with each element horizontally or antidiagonally next to at least one element with value (x(i,j)+1) mod 5, and upper left element zero.
A230574
Number of 5Xn 0..4 arrays x(i,j) with each element horizontally or antidiagonally next to at least one element with value (x(i,j)+1) mod 5, and upper left element zero.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =430a(4) =91084a(5) =8554108a(6) =615786708a(7) =45684933988
External references
- oeis: A230574