Beiler, Albert H. Recreations in the theory of numbers; : the queen of mathematics entertains, [electronic resource] / by Albert H. Beiler.. — New York, : Dover Publications, [1964]. — xvi, 349 p. : illus. 22 cm. LCCN: 64013458 Subjects--Topical Terms: Mathematical recreations.Number theory. LC Class. No.: QA95 / .B44 1964