A120130 First value for longest side common to exactly n primitive Heronian triangles.

5, 13, 17, 39, 37, 52, 75, 65, 85, 119, 185, 229, 125, 169, 205, 241, 409, 195, 615, 145, 265, 445, 1111, 340, 555, 507, 663, 485, 765, 221, 493, 377, 715, 865, 689, 425, 325, 1465, 1131, 845, 1015, 481, 3365, 2165, 1037, 949, 901, 1855, 4715, 697, 2516, 925

Offset

1,1

Links

Ray Chandler, Table of n, a(n) for n = 1..2819 (first 1247 terms from Giovanni Resta)

Michael Somos, Heronian Triangle Table

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

Crossrefs

Cf. A120131, A306626.

Sequence in context: A188131 A172459 A084165 * A087484 A019382 A330732

Adjacent sequences: A120127 A120128 A120129 * A120131 A120132 A120133

Keyword

nonn

Author

Lekraj Beedassy, Jun 10 2006

Extensions

More terms from Giovanni Resta, Nov 07 2019

Status

approved