Number of (n+1)X(4+1) 0..3 arrays colored with the difference of the upper median and the lower median in each 2X2 subblock.
A236040
Number of (n+1)X(4+1) 0..3 arrays colored with the difference of the upper median and the lower median in each 2X2 subblock.
Terms
- a(0) =218568a(1) =12435076a(2) =674450852a(3) =38512116748
External references
- oeis: A236040