Class number problem for imaginary quadratic fields

Class, CLASS, Economy class, Social class, C-class cruiser, Class discrimination, Class (computer programming), Lerici-class minehunter, Middle class, Working class, American middle class, Upper class, Fiji-class cruiser, Class consciousness, Polar Class, Gleaves-class destroyer, Class action, DR Class 130 family, N class, Class F, Ship class, Hamilton-class cutter, Upper middle class, Lekiu-class frigate, Railroad classes, Halifax-class frigate, British U-class submarine, Auk-class minesweeper, Airspace class, Seawolf-class submarine, Social class in the United States, Kidd-class destroyer, Destiny-class cruise ship, American Flower-class corvette, Province class, Calypso class, Condottieri-class cruiser, Visakhapatnam-class destroyer, Kuma-class cruiser, A class, Ohio-class submarine

Virginia-class submarine, Borei-class submarine, Skipjack-class submarine, Lower middle class, Class conflict, Astute-class submarine, MHC class II, Accentor-class minesweeper, Moudge-class frigate, Marxian class theory, Ruling class, Plunger-class submarine, Business class, Character class, Adjutant-class minesweeper, V class, City class, Tripartite-class minehunter, Hébé-class frigate, Shchuka-class submarine, Brahmaputra-class frigate, T class, U class, Charles F. Adams-class destroyer, J class, Lupo-class frigate, Abhay-class corvette, S-class ferry, R class, Laksamana-class corvette, Gato-class submarine, Trafalgar-class submarine, Noun class, Gearing-class destroyer, M class, Brooklyn-class cruiser, Paulding-class destroyer, Class stratification, Lower class, Wickes-class destroyer, Complexity class, Grand-class cruise ship, Brooke-class frigate, Working class in the United States, P class, Valour-class frigate, Class analysis, Barbel-class submarine, X class, Daphné-class submarine

Class, CLASS, Economy class, Social class, C-class cruiser, Class discrimination, Class (computer programming), Lerici-class minehunter, Middle class, Working class, American middle class, Upper class, Fiji-class cruiser, Class consciousness, Polar Class, Gleaves-class destroyer, Class action, DR Class 130 family, N class, Class F, Ship class, Hamilton-class cutter, Upper middle class, Lekiu-class frigate, Railroad classes, Halifax-class frigate, British U-class submarine, Auk-class minesweeper, Airspace class, Seawolf-class submarine, Social class in the United States, Kidd-class destroyer, Destiny-class cruise ship, American Flower-class corvette, Province class, Calypso class, Condottieri-class cruiser, Visakhapatnam-class destroyer, Kuma-class cruiser, A class, Ohio-class submarine, Virginia-class submarine, Borei-class submarine, Skipjack-class submarine, Lower middle class, Class conflict, Astute-class submarine, MHC class II, Accentor-class minesweeper, Moudge-class frigate, Marxian class theory, Ruling class, Plunger-class submarine, Business class, Character class, Adjutant-class minesweeper, V class, City class, Tripartite-class minehunter, Hébé-class frigate, Shchuka-class submarine, Brahmaputra-class frigate, T class, U class, Charles F. Adams-class destroyer, J class, Lupo-class frigate, Abhay-class corvette, S-class ferry, R class, Laksamana-class corvette, Gato-class submarine, Trafalgar-class submarine, Noun class, Gearing-class destroyer, M class, Brooklyn-class cruiser, Paulding-class destroyer, Class stratification, Lower class, Wickes-class destroyer, Complexity class, Grand-class cruise ship, Brooke-class frigate, Working class in the United States, P class, Valour-class frigate, Class analysis, Barbel-class submarine, X class, Daphné-class submarine, Gawron-class corvette, Permit-class submarine, Agosta-class submarine, Echo-class submarine, Alvand-class frigate, Social class in the United Kingdom, Travel class, Town class, Inner class, Mexican-American middle class, MGWR Class L, Aditya-class auxiliary ship, Kasturi-class corvette, O class, Second class, Romeo-class submarine, Natick-class tugboat, Benjamin Franklin-class submarine, NBR N class, Class B share, Östergötland-class destroyer, Castle class, Sōryū-class submarine, K class, NBR K Class, Knox-class frigate, No.13-class submarine chaser, Bogue-class escort carrier, Heroine-class submarine, Godavari-class frigate, H class, County-class cruiser, GWR 4100 Class, Apollo-class cruiser, Class of Heroes, Pierre Radisson-class icebreaker, Inhaúma-class corvette, Yasen-class submarine, G class, Tambor-class submarine, British Rail Class 317, La Fayette-class frigate, First class travel, L class, MHC class I, Town-class cruiser (1910), Professional–managerial class, Nelson class, Elementary class, A-class submarine (1903), O and P-class destroyer, Tarawa-class amphibious assault ship, C++ classes, Atlanta-class cruiser, Town-class cruiser (1936), Hatsuyuki-class destroyer, Flower-class corvette, Yūshio-class submarine, Fletcher-class destroyer, Baltimore-class cruiser