%0 Journal Article %A Florian Luca %A Alain Togbé %T On the Diophantine equation $x^2 + 2^{\alpha} 13^{\beta}= y^{n}$ %J Colloquium Mathematicum %D 2009 %P 139-146 %V 116 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm116-1-7/ %R 10.4064/cm116-1-7 %G fr %F 10_4064_cm116_1_7