Number of (3+1)X(n+1) 0..3 arrays with no 2X2 subblock having x11-x00 less than x10-x01.
A251803
Number of (3+1)X(n+1) 0..3 arrays with no 2X2 subblock having x11-x00 less than x10-x01.
Terms
- a(0) =19269a(1) =724300a(2) =17195593a(3) =294088336a(4) =3934266515a(5) =43510308650a(6) =413630526506
External references
- oeis: A251803