Number of n X n 0..4 arrays with each element x equal to the number of its horizontal and vertical neighbors equal to 3,1,0,2,4 for x=0,1,2,3,4.
A196849
Number of n X n 0..4 arrays with each element x equal to the number of its horizontal and vertical neighbors equal to 3,1,0,2,4 for x=0,1,2,3,4.
Terms
- a(0) =1a(1) =11a(2) =206a(3) =16876a(4) =4326720a(5) =3805929995
External references
- oeis: A196849