@article{JIS_2016__19_1_a6,
     author = {Edgar,  Tom and Spivey,  Michael Z.},
     title = {Multiplicative functions generalized binomial coefficients, and generalized {Catalan} numbers},
     journal = {Journal of integer sequences},
     year = {2016},
     volume = {19},
     number = {1},
     zbl = {1364.11050},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JIS_2016__19_1_a6/}
}