%0 Journal Article %A Niederhausen, Heinrich %T A note on the enumeration of diffusion walks in the first octant by their number of contacts with the diagonal %J Journal of integer sequences %D 2005 %V 8 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/JIS_2005__8_4_a6/ %G en %F JIS_2005__8_4_a6