Number of (n+1)X(2+1) 0..3 arrays with the maximum minus the upper median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
A237906
Number of (n+1)X(2+1) 0..3 arrays with the maximum minus the upper median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
Terms
- a(0) =1780a(1) =22128a(2) =271292a(3) =3324618a(4) =40005364a(5) =490622010a(6) =6035315040a(7) =73714662652a(8) =894960497360
External references
- oeis: A237906