%0 Journal Article %A Barry, Paul %T Generalized Catalan numbers, Hankel transforms and Somos-4 sequences %J Journal of integer sequences %D 2010 %V 13 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/JIS_2010__13_7_a5/ %G en %F JIS_2010__13_7_a5