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On the set of natural numbers which only yield orders of Abelian groups
Authors:Richard Warlimont
Institution:Fachbereich Mathematik, Universität Regensburg, 8400 Regensburg, Universitätstrasse Il, West Germany
Abstract:Let A denote the set of all natural numbers n such that every group of order n is Abelian. Let C denote the set of all natural numbers n such that every group of order n is cyclic. We prove that Σnx,n?A?C1 has roughly the order of magnitude x(log log x)?1.
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