Number of (n+1)X(4+1) 0..2 arrays colored with the sum of the upper and lower median values of each 2X2 subblock.

A236352

Number of (n+1)X(4+1) 0..2 arrays colored with the sum of the upper and lower median values of each 2X2 subblock.

Terms

    a(0) =14952a(1) =220560a(2) =2706844a(3) =37560184a(4) =548901832a(5) =7780893140a(6) =108939439596

External references