Number of nX5 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,3,0,1,0 for x=0,1,2,3,4.
A197747
Number of nX5 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,3,0,1,0 for x=0,1,2,3,4.
Terms
- a(0) =5a(1) =79a(2) =921a(3) =9499a(4) =115795a(5) =1345639a(6) =15943658a(7) =189654699a(8) =2233388582a(9) =26384576019a(10) =311889887397
External references
- oeis: A197747