Place n points on each of the three sides of a triangle, 3n points in all; a(n) = number of nondegenerate triangles that can be constructed using these points (plus the 3 original vertices) as vertices.
A130748
Place n points on each of the three sides of a triangle, 3n points in all; a(n) = number of nondegenerate triangles that can be constructed using these points (plus the 3 original vertices) as vertices.
Terms
- a(0) =17a(1) =72a(2) =190a(3) =395a(4) =711a(5) =1162a(6) =1772a(7) =2565a(8) =3565a(9) =4796a(10) =6282a(11) =8047a(12) =10115a(13) =12510a(14) =15256a(15) =18377a(16) =21897a(17) =25840a(18) =30230a(19) =35091a(20) =40447a(21) =46322a(22) =52740a(23) =59725a(24) =67301a(25) =75492a(26) =84322a(27) =93815a(28) =103995a(29) =114886
External references
- oeis: A130748