Number of (n+1)X9 0..4 arrays with every 2x2 subblock summing to 8.
A183651
Number of (n+1)X9 0..4 arrays with every 2x2 subblock summing to 8.
Terms
- a(0) =2517805a(1) =3771425a(2) =6663805a(3) =13653545a(4) =31446805a(5) =79273025
External references
- oeis: A183651