@article{JIS_2015__18_8_a1,
     author = {Baczkowski, Daniel and Eitner, Justin and Finch, Carrie E. and Suminski, Braedon and Kozek, Mark},
     title = {Polygonal, {Sierpi\'nski,} and {Riesel} numbers},
     journal = {Journal of integer sequences},
     publisher = {mathdoc},
     volume = {18},
     number = {8},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JIS_2015__18_8_a1/}
}