Number of n X n 0..4 arrays with each element x equal to the number of its horizontal and vertical neighbors equal to 4,2,3,0,1 for x=0,1,2,3,4.
A196803
Number of n X n 0..4 arrays with each element x equal to the number of its horizontal and vertical neighbors equal to 4,2,3,0,1 for x=0,1,2,3,4.
Terms
- a(0) =1a(1) =1a(2) =16a(3) =193a(4) =19449a(5) =2535368a(6) =1436535356
External references
- oeis: A196803