Number of nX4 0..5 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 6, and upper left element zero.
A230590
Number of nX4 0..5 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 6, and upper left element zero.
Terms
- a(0) =0a(1) =8a(2) =270a(3) =7078a(4) =225010a(5) =7476932a(6) =239885668a(7) =7573457652a(8) =239197756936
External references
- oeis: A230590