1773948

Appears in sequences

• Number of permutations of [1..n] that can be drawn on a circle.at n=12A200316
• Number of (n+1)X(2+1) 0..2 arrays colored with the sum of the upper and lower median values of each 2X2 subblock.at n=4A236350
• Number of (n+1)X(5+1) 0..2 arrays colored with the sum of the upper and lower median values of each 2X2 subblock.at n=1A236353
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays colored with the sum of the upper and lower median values of each 2X2 subblock.at n=16A236354
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays colored with the sum of the upper and lower median values of each 2X2 subblock.at n=19A236354