A331043 a(n) is the number of triangles with integer sides i <= j <= k with squared radius of incircle b(n) = A331040(n)/A331041(n). Records of numbers of distinct triangles such that all smaller radii produce fewer triangles sharing the same radius of incircle than the current radius b(n).

1, 2, 3, 5, 6, 13, 14, 20, 24, 42, 45, 50, 68, 72, 84, 88, 101, 120, 149, 175, 181, 189, 206, 243, 289

Offset: 1

Author

Hugo Pfoertner, Jan 11 2020

Keywords

• nonn
• more

Comments

See A331040 for more information and examples.

Crossrefs

Cf. A120062, A331040, A331041, A331042.