Number of (n+1)X(2+1) 0..3 arrays with the difference of the upper and lower median value of each 2X2 subblock in lexicographically nondecreasing order rowwise and columnwise.

A235575

Number of (n+1)X(2+1) 0..3 arrays with the difference of the upper and lower median value of each 2X2 subblock in lexicographically nondecreasing order rowwise and columnwise.

Terms

    a(0) =2894a(1) =102188a(2) =3103656a(3) =82875972a(4) =2014103692a(5) =45287503606a(6) =960171131904

External references