Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,3,0,1,2 for x=0,1,2,3,4.
A198012
Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,3,0,1,2 for x=0,1,2,3,4.
Terms
- a(0) =13a(1) =465a(2) =12503a(3) =299335a(4) =8244976a(5) =207269787a(6) =5423217685a(7) =142032661893
External references
- oeis: A198012