Number of (n+1)X(1+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally, vertically or antidiagonally.
A232572
Number of (n+1)X(1+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) =16a(1) =72a(2) =516a(3) =3048a(4) =18944a(5) =115892a(6) =713488a(7) =4389504a(8) =26985196a(9) =165981072a(10) =1020610296a(11) =6276755004a(12) =38599285272a(13) =237374373944
External references
- oeis: A232572