OFFSET
1,1
LINKS
Giovanni Resta, Table of n, a(n) for n = 1..10000
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
KEYWORD
nonn
AUTHOR
Lekraj Beedassy, Jun 10 2006
EXTENSIONS
Missing a(18) and more terms from Giovanni Resta, Nov 15 2019
STATUS
approved