A097561 Maximum number of integer-sided triangles with equal diameter and equal characteristic k defined by the area of a triangle given as A=q*sqrt(k) with a rational number q and a squarefree integer k.

1, 1, 1, 2, 2, 2, 3, 3, 3, 3, 3, 4, 6, 4, 4, 5, 5, 4, 6, 6, 7, 6, 6, 7, 7, 8, 9, 7, 6, 7, 6, 10, 10, 11, 11, 7, 7, 12, 11, 9, 6, 9, 7, 11, 14, 11, 7, 15, 14, 12, 11, 12, 10, 13, 13, 11, 13, 13, 8, 11, 8, 12, 20, 19, 17, 16, 11, 18, 12, 17, 8, 14, 9, 14, 17, 20, 19, 14, 11, 18, 18, 11, 10, 16

Offset

1,4

Links

Table of n, a(n) for n=1..84.

Crossrefs

Sequence in context: A030617 A063272 A127240 * A162345 A048689 A069923

Adjacent sequences: A097558 A097559 A097560 * A097562 A097563 A097564

Keyword

nonn

Author

Sascha Kurz, Sep 20 2004

Status

approved