Number of n X 4 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.
A230567
Number of n X 4 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) =2a(3) =32a(4) =430a(5) =5130a(6) =58474a(7) =651686a(8) =7178552a(9) =78592384a(10) =857649018a(11) =9342873590a(12) =101681863220
External references
- oeis: A230567