Number of (n+1)X(3+1) 0..1 arrays with the difference of the upper median and minimum value of each 2X2 subblock in lexicographically nondecreasing order rowwise and columnwise.
A235655
Number of (n+1)X(3+1) 0..1 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) =160a(1) =1368a(2) =11236a(3) =85700a(4) =627189a(5) =4396769a(6) =29920256a(7) =198335901a(8) =1289725913a(9) =8254247466a(10) =52203733525a(11) =327041542672
External references
- oeis: A235655