Number of n X n 0..4 arrays with each element x equal to the number of its horizontal and vertical neighbors equal to 1,2,4,0,3 for x=0,1,2,3,4.
A196595
Number of n X n 0..4 arrays with each element x equal to the number of its horizontal and vertical neighbors equal to 1,2,4,0,3 for x=0,1,2,3,4.
Terms
- a(0) =1a(1) =1a(2) =16a(3) =129a(4) =4529a(5) =231416a(6) =26951945a(7) =6221649467
External references
- oeis: A196595