Number of primitive Heron triangles with diameter <= 2^n.
A208979
Number of primitive Heron triangles with diameter <= 2^n.
Terms
- a(0) =0a(1) =0a(2) =3a(3) =7a(4) =26a(5) =78a(6) =266a(7) =752a(8) =2291a(9) =6332a(10) =17415a(11) =47313a(12) =126061a(13) =331121
External references
- oeis: A208979