Number of nX6 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or antidiagonally.
A232293
Number of nX6 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or antidiagonally.
Terms
- a(0) =73a(1) =22387a(2) =5546705a(3) =1370434057a(4) =339565321435
External references
- oeis: A232293