Number of nX5 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,3,0,2,1 for x=0,1,2,3,4.
A196971
Number of nX5 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,3,0,2,1 for x=0,1,2,3,4.
Terms
- a(0) =5a(1) =57a(2) =386a(3) =3675a(4) =31899a(5) =260394a(6) =2246059a(7) =19246379a(8) =164006734a(9) =1400773245a(10) =11965906663a(11) =102191052974a(12) =872793094884
External references
- oeis: A196971