@article{COMIM_2001_9_1_a8,
     author = {Seibert, Jaroslav and Trojovsk\'y, Pavel},
     title = {On divisibility of one special type of numbers},
     journal = {Communications in Mathematics},
     pages = {67--73},
     year = {2001},
     volume = {9},
     number = {1},
     mrnumber = {1879643},
     zbl = {1029.11004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/COMIM_2001_9_1_a8/}
}