A334675 Number of nonprimitive Heronian triangles with mutually distinct side lengths and perimeter A334674(n).
1, 1, 1, 2, 1, 2, 1, 3, 1, 1, 3, 5, 1, 4, 2, 2, 3, 1, 2, 4, 1, 1, 2, 4, 3, 9, 1, 7, 5, 3, 1, 2, 2, 2, 5, 11, 2, 6, 3, 1, 8, 10, 6, 1, 9, 7, 2, 1, 7, 8, 5, 9, 2, 4, 7, 7, 15, 1, 3, 15, 2, 1, 1, 2, 2, 7, 11, 3, 3, 6, 3, 16, 3, 9, 13, 8, 6, 5, 21, 17, 6, 2, 12, 9, 8, 3, 6, 1, 11, 1
Offset: 1
Keywords
Examples
a(1) = 1; there is one nonprimitive Heronian triangle with perimeter A334674(1) = 24 whose side lengths are mutually distinct, [6,8,10]. a(2) = 1; there is one nonprimitive Heronian triangle with perimeter A334674(2) = 36 whose side lengths are mutually distinct, [9,12,15].
Links
- Eric Weisstein's World of Mathematics, Heronian Triangle
- Wikipedia, Heronian triangle
- Wikipedia, Integer Triangle