Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
A237925
Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
Terms
- a(0) =66512a(1) =1365710a(2) =26467386a(3) =533139326a(4) =10733520644a(5) =216277393666
External references
- oeis: A237925