%0 Journal Article %A Chein, E. Z. %T On a Conjecture of Graham Concerning a Sequence of Integers %J Canadian mathematical bulletin %D 1978 %P 285-287 %V 21 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1978-050-7/ %R 10.4153/CMB-1978-050-7 %F 10_4153_CMB_1978_050_7