%0 Journal Article %A Drake, Brian %A Gessel, Ira M. %A Xin, Guoce %T Three proofs and a generalization of the Goulden-Litsyn-Shevelev conjecture on a sequence arising in algebraic geometry %J Journal of integer sequences %D 2007 %V 10 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/JIS_2007__10_3_a0/ %G en %F JIS_2007__10_3_a0