Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 0,2,1,0,0 for x=0,1,2,3,4.
A198183
Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 0,2,1,0,0 for x=0,1,2,3,4.
Terms
- a(0) =1a(1) =21a(2) =148a(3) =883a(4) =8298a(5) =51688a(6) =395340a(7) =2639341a(8) =19059216a(9) =135044844a(10) =958174742a(11) =6800519266a(12) =48283678834a(13) =342710822044
External references
- oeis: A198183