Number of (n+1)X(3+1) 0..2 arrays with the maximum plus the lower median minus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
A237960
Number of (n+1)X(3+1) 0..2 arrays with the maximum plus the lower median minus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
Terms
- a(0) =1422a(1) =10942a(2) =81483a(3) =645156a(4) =5242451a(5) =41361664a(6) =324579268a(7) =2567231540a(8) =20445704700a(9) =161413538260
External references
- oeis: A237960