Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,2,1,0,4 for x=0,1,2,3,4.
A196981
Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,2,1,0,4 for x=0,1,2,3,4.
Terms
- a(0) =9a(1) =803a(2) =31386a(3) =1272373a(4) =53216978a(5) =2188092870a(6) =90401915964
External references
- oeis: A196981