OFFSET
1,1
LINKS
Giovanni Resta, Table of n, a(n) for n = 1..385
Eric Weisstein's World of Mathematics, Heronian Triangle.
Eric Weisstein's World of Mathematics, Heron's Formula.
EXAMPLE
CROSSREFS
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Mar 30 2002
EXTENSIONS
Terms a(13) and beyond from Giovanni Resta, Apr 20 2020
STATUS
approved