Number of n X n 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or vertically, with no adjacent values equal.
A232058
Number of n X n 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or vertically, with no adjacent values equal.
Terms
- a(0) =1a(1) =6a(2) =46a(3) =534a(4) =13538a(5) =612364a(6) =59448262a(7) =10508498862
External references
- oeis: A232058