Number of (n+3)X(1+3) 0..2 arrays x(i,j) with each element diagonally or antidiagonally next to at least one element with value (x(i,j)+1) mod 3, and upper left element zero.
A230750
Number of (n+3)X(1+3) 0..2 arrays x(i,j) with each element diagonally or antidiagonally next to at least one element with value (x(i,j)+1) mod 3, and upper left element zero.
Terms
- a(0) =12a(1) =192a(2) =2700a(3) =31212a(4) =363312a(5) =4120752a(6) =46949808a(7) =532746828a(8) =6052341168a(9) =68709570732a(10) =780232681452
External references
- oeis: A230750