Number of (n+1) X 6 0..3 arrays with every 2 X 2 subblock summing to 6.
A183638
Number of (n+1) X 6 0..3 arrays with every 2 X 2 subblock summing to 6.
Terms
- a(0) =5684a(1) =9256a(2) =17612a(3) =38056a(4) =90524a(5) =231736a(6) =629132a(7) =1793416a(8) =5328764a(9) =16413016a(10) =52195052a(11) =170891176a(12) =574845404a(13) =1983103096a(14) =7003319372a(15) =25265467336a(16) =92897360444a(17) =347253741976
External references
- oeis: A183638