Number of (n+1)X(1+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.
A235579
Number of (n+1)X(1+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) =256a(1) =2896a(2) =29902a(3) =283672a(4) =2573798a(5) =22515040a(6) =192101098a(7) =1606970816a(8) =13241328464a(9) =107791850352a(10) =868939726164
External references
- oeis: A235579