Number of regions among all distinct circles that can be constructed from the 3 vertices and the equally spaced 3*n points placed on the sides of an equilateral triangle, using only a compass.
A372615
Number of regions among all distinct circles that can be constructed from the 3 vertices and the equally spaced 3*n points placed on the sides of an equilateral triangle, using only a compass.
Terms
- a(0) =7a(1) =121a(2) =624a(3) =2368a(4) =7912a(5) =17115a(6) =38461a(7) =63184a(8) =115614a(9) =170149a(10) =285715a(11) =371982a(12) =588043
External references
- oeis: A372615