%0 Journal Article %A Ionascu, Eugen J. %T A parametrization of equilateral triangles having integer coordinates %J Journal of integer sequences %D 2007 %V 10 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/JIS_2007__10_6_a3/ %G en %F JIS_2007__10_6_a3