%0 Journal Article %A T. L. Hakobyan %T On the $P_1$ property of sequences of positive integers %J Proceedings of the Yerevan State University. Physical and mathematical sciences %D 2016 %P 22-27 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZERU_2016_2_a3/ %G en %F UZERU_2016_2_a3