A107573 a(n)=least sidelength of n-th triangle listed at A107572.

2, 2, 3, 2, 3, 3, 2, 3, 4, 3, 4, 2, 3, 4, 4, 3, 4, 5, 2, 3, 4, 4, 5, 3, 4, 5, 5, 2, 3, 4, 4, 5, 5, 6, 3, 4, 5, 5, 6, 2, 3, 4, 4, 5, 5, 6, 6, 3, 4, 5, 5, 6, 6, 7, 2, 3, 4, 4, 5, 5, 6, 6, 6, 7, 3, 4, 5, 5, 6, 6, 7, 7, 2, 3, 4, 4, 5, 5, 6, 6, 6, 7, 7, 8, 3, 4, 5, 5, 6, 6, 7, 7, 7, 8, 2, 3, 4, 4, 5, 5, 6, 6, 6, 7, 7

Offset

1,1

Links

Table of n, a(n) for n=1..105.

Example

The first 5 integer-sided scalene triangles (a,b,c) with a<b<c are (2,3,4), (2,4,5), (3,4,5), (2,5,6), (3,4,6), of which the least sidelengths are 2,2,3,2,3

Crossrefs

Cf. A107572, A107574, A107575, A107576, A107577, A005044, A070080.

Sequence in context: A031266 A238459 A109301 * A376569 A375312 A081308

Adjacent sequences: A107570 A107571 A107572 * A107574 A107575 A107576

Keyword

nonn

Author

Clark Kimberling, May 16 2005

Status

approved