Number of nX5 0..4 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 5, and upper left element zero.
A230396
Number of nX5 0..4 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 5, and upper left element zero.
Terms
- a(0) =0a(1) =2a(2) =842a(3) =88580a(4) =6605632a(5) =501998702a(6) =36506815072
External references
- oeis: A230396