Number of edges in the planar Farey Ring graph FR(n) defined in A359116, including the regions between the convex hull and the bounding circle.
A359118
Number of edges in the planar Farey Ring graph FR(n) defined in A359116, including the regions between the convex hull and the bounding circle.
Terms
- a(0) =1a(1) =2a(2) =12a(3) =48a(4) =457a(5) =1027a(6) =6190a(7) =14652a(8) =40852a(9) =71601a(10) =223637a(11) =325661a(12) =847984a(13) =1269433a(14) =2053303a(15) =3157887a(16) =6638971a(17) =8490949a(18) =16421392a(19) =21323264a(20) =30639928
External references
- oeis: A359118