Number of (6+1)X(n+1) 0..3 arrays with no 2X2 subblock having x11-x00 less than x10-x01.
A251806
Number of (6+1)X(n+1) 0..3 arrays with no 2X2 subblock having x11-x00 less than x10-x01.
Terms
- a(0) =27278035a(1) =12140516092
External references
- oeis: A251806