We will prove a theorem providing sufficient condition for the divisibility of class numbers of certain imaginary quadratic fields by 2, where is an integer and the discriminant of such fields has only two prime divisors.
"Divisibility Criteria for Class Numbers of Imaginary Quadratic Fields Whose Discriminant Has Only Two Prime Factors." Abstr. Appl. Anal. 2012 (SI15) 1 - 4, 2012. https://doi.org/10.1155/2012/570154