Number of nX5 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,4,3,0,1 for x=0,1,2,3,4.
A196783
Number of nX5 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,4,3,0,1 for x=0,1,2,3,4.
Terms
- a(0) =1a(1) =17a(2) =135a(3) =797a(4) =6137a(5) =40749a(6) =289761a(7) =2025511a(8) =14215709a(9) =99646153a(10) =698024127a(11) =4892934573a(12) =34291191221a(13) =240334383531
External references
- oeis: A196783