Number of nX3 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,1,0,2,3 for x=0,1,2,3,4.
A196945
Number of nX3 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,1,0,2,3 for x=0,1,2,3,4.
Terms
- a(0) =4a(1) =38a(2) =210a(3) =1416a(4) =9199a(5) =60206a(6) =393585a(7) =2575161a(8) =16853437a(9) =110272832a(10) =721534069a(11) =4721192123a(12) =30892105126a(13) =202135973690
External references
- oeis: A196945