TY - JOUR AU - Niederhausen, Heinrich TI - A note on the enumeration of diffusion walks in the first octant by their number of contacts with the diagonal JO - Journal of integer sequences PY - 2005 VL - 8 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JIS_2005__8_4_a6/ LA - en ID - JIS_2005__8_4_a6 ER -