218568

Appears in sequences

• Number of (n+1)X(1+1) 0..3 arrays colored with the difference of the upper median and the lower median in each 2X2 subblock.at n=3A236037
• 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.at n=0A236040
• T(n,k)=Number of (n+1)X(k+1) 0..3 arrays colored with the difference of the upper median and the lower median in each 2X2 subblock.at n=6A236041
• T(n,k)=Number of (n+1)X(k+1) 0..3 arrays colored with the difference of the upper median and the lower median in each 2X2 subblock.at n=9A236041