Number of 2 X n 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally or antidiagonally, top left element zero, and 1 appearing before 2 in row major order.
A233083
Number of 2 X n 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally or antidiagonally, top left element zero, and 1 appearing before 2 in row major order.
Terms
- a(0) =3a(1) =14a(2) =95a(3) =662a(4) =4631a(5) =32414a(6) =226895a(7) =1588262a(8) =11117831a(9) =77824814a(10) =544773695a(11) =3813415862a(12) =26693911031a(13) =186857377214
External references
- oeis: A233083