Number of (n+1) X (2+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally, diagonally or antidiagonally.
A232834
Number of (n+1) X (2+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally, diagonally or antidiagonally.
Terms
- a(0) =16a(1) =312a(2) =3720a(3) =44832a(4) =500516a(5) =5809256a(6) =71242892a(7) =828231244a(8) =9665239984a(9) =115029333056
External references
- oeis: A232834