Number of (n+1) X 7 0..4 arrays with every 2 X 2 subblock summing to 8.
A183649
Number of (n+1) X 7 0..4 arrays with every 2 X 2 subblock summing to 8.
Terms
- a(0) =115525a(1) =205001a(2) =431125a(3) =1037585a(4) =2764525a(5) =7969001a(6) =24478885a(7) =79273025a(8) =268445725a(9) =944464601a(10) =3434578645a(11) =12856134065a(12) =49365995725a(13) =193928921801a(14) =777715558405
External references
- oeis: A183649