Number of (n+1)X(1+1) 0..3 arrays colored with the sum of the upper and lower median values of each 2X2 subblock.
A236654
Number of (n+1)X(1+1) 0..3 arrays colored with the sum of the upper and lower median values of each 2X2 subblock.
Terms
- a(0) =256a(1) =2896a(2) =32424a(3) =370352a(4) =4235056a(5) =48229536a(6) =549313480a(7) =6261494544a(8) =71367397200a(9) =813298398848
External references
- oeis: A236654