Number of (n+1)X(3+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally, vertically or antidiagonally.
A232574
Number of (n+1)X(3+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally, vertically or antidiagonally.
Terms
- a(0) =516a(1) =16316a(2) =767942a(3) =33815878a(4) =1481426938a(5) =65570285646
External references
- oeis: A232574