@article{AMI_2013_41_a17,
     author = {Neil J. A. Sloane},
     title = {The {On-Line} {Encyclopedia} of {Integer} {Sequences}},
     journal = {Annales mathematicae et informaticae},
     pages = {219--234},
     publisher = {mathdoc},
     volume = {41},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AMI_2013_41_a17/}
}