Number of (n+1)X7 0..3 arrays with every 2X2 subblock nonsingular.
A183707
Number of (n+1)X7 0..3 arrays with every 2X2 subblock nonsingular.
Terms
- a(0) =67718760a(1) =401390133264
External references
- oeis: A183707
A183707
Number of (n+1)X7 0..3 arrays with every 2X2 subblock nonsingular.