Number of n X 7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,1,3,4,0 for x=0,1,2,3,4.
A196956
Number of n X 7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,1,3,4,0 for x=0,1,2,3,4.
Terms
- a(0) =13a(1) =178a(2) =2987a(3) =78717a(4) =1918608a(5) =46887039a(6) =1147966466a(7) =28133304588a(8) =688970472958
External references
- oeis: A196956