Number of 4 X n 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.
A230573
Number of 4 X n 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) =32a(4) =2582a(5) =93450a(6) =2541242a(7) =70699812a(8) =1933505188a(9) =52460448298
External references
- oeis: A230573