Number of (n+1) X (1+1) 0..4 arrays with every 2 X 2 subblock having the absolute values of all six edge and diagonal differences no larger than 1.
A234029
Number of (n+1) X (1+1) 0..4 arrays with every 2 X 2 subblock having the absolute values of all six edge and diagonal differences no larger than 1.
Terms
- a(0) =61a(1) =307a(2) =1543a(3) =7783a(4) =39331a(5) =199003a(6) =1007683a(7) =5105107a(8) =25871611a(9) =131138323a(10) =664800571a(11) =3370454419a(12) =17088658027a(13) =86644639459a(14) =439323545083
External references
- oeis: A234029