TY - JOUR AU - Barry, Paul TI - Generalized Catalan numbers, Hankel transforms and Somos-4 sequences JO - Journal of integer sequences PY - 2010 VL - 13 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JIS_2010__13_7_a5/ LA - en ID - JIS_2010__13_7_a5 ER -