Number of 5Xn 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or antidiagonally.
A232299
Number of 5Xn 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or antidiagonally.
Terms
- a(0) =1a(1) =1727a(2) =240241a(3) =25116353a(4) =2885285507a(5) =339565321435
External references
- oeis: A232299