Number of (n+1)X(3+1) 0..3 arrays with the maximum plus the minimum minus the lower median of every 2X2 subblock equal.
A237484
Number of (n+1)X(3+1) 0..3 arrays with the maximum plus the minimum minus the lower median of every 2X2 subblock equal.
Terms
- a(0) =8770a(1) =180730a(2) =3903294a(3) =92508252a(4) =2218452183a(5) =54882960676
External references
- oeis: A237484