Number of (n+1)X(3+1) 0..3 arrays with the difference of the upper median and minimum value of each 2X2 subblock in lexicographically nondecreasing order rowwise and columnwise.
A235581
Number of (n+1)X(3+1) 0..3 arrays with the difference of the upper median and minimum value of each 2X2 subblock in lexicographically nondecreasing order rowwise and columnwise.
Terms
- a(0) =29902a(1) =3187679a(2) =344369103a(3) =32581688349
External references
- oeis: A235581