Number of (n+1)X(4+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally or vertically.
A232428
Number of (n+1)X(4+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally or vertically.
Terms
- a(0) =240a(1) =14592a(2) =650696a(3) =31127576a(4) =1595145428a(5) =78230147672
External references
- oeis: A232428