A120129 Longest side common to more than one primitive Heronian triangle.

13, 15, 17, 20, 21, 25, 26, 29, 30, 35, 37, 39, 40, 41, 44, 48, 50, 51, 52, 53, 55, 56, 58, 61, 65, 66, 68, 70, 73, 74, 75, 77, 80, 82, 85, 87, 88, 89, 90, 91, 92, 95, 96, 97, 100, 101, 104, 105, 109, 111, 113, 115, 116, 117, 119, 120, 123, 125, 130, 132, 136, 137, 140, 143

Offset

1,1

Links

Ray Chandler, Table of n, a(n) for n = 1..10000

Michael Somos, Heronian Triangle Table

P. Yiu, Heronian triangles with sides < 100, Recreational Mathematics, Appendix Chap. 9.3 pp. 81/360. (This is a download of 360 pages.)

Crossrefs

Cf. A120131.

Sequence in context: A329183 A302440 A031060 * A350867 A354745 A341329

Adjacent sequences: A120126 A120127 A120128 * A120130 A120131 A120132

Keyword

nonn

Author

Lekraj Beedassy, Jun 10 2006

Extensions

Missing term 117 added by Ray Chandler, Jan 07 2020

Status

approved