Number of nX6 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or vertically.
A232366
Number of nX6 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or vertically.
Terms
- a(0) =73a(1) =33957a(2) =10652849a(3) =3271362341
External references
- oeis: A232366