Number of 3 X n 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally, diagonally or antidiagonally, and top left element zero.
A232957
Number of 3 X n 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally, diagonally or antidiagonally, and top left element zero.
Terms
- a(0) =16a(1) =147a(2) =1881a(3) =22971a(4) =283131a(5) =3484893a(6) =42904365a(7) =528197043a(8) =6502696923a(9) =80055386493a(10) =985570487037
External references
- oeis: A232957