%I A057639
%S A057639 37,1,18,7,28,8,44,4,1,9,1,3,1,2,48,17,1,3,1,2,16,75,2,1,1,20,2,1,2,4,
%T A057639 1,1,2,27,8,2,1,1,2,1,5,1,5,1,2,1,1,1,2,1,109,4,66,1,27,1,1,144,4,8,2,
%U A057639 1,2,13,1,2,9,1,1,24,1,3,16,8,6,1,2,3,4,2,1,2,5,1,2,4,3,2,1,3,1,82,3,5
%N A057639 First differences of zero-sites (A028442) of Mertens's function A002321.
%C A057639 The Mertens's-function (A002321) is oscillating. The width of its waves 
               is given here.
%F A057639 a(n)=A028442(n+1)-A028442(n)
%Y A057639 Cf. A002321, A013928, A028442, A013940, A051400, A051401, A051402.
%Y A057639 Sequence in context: A058432 A058458 A077575 this_sequence A051316 A107812 
               A068843
%Y A057639 Adjacent sequences: A057636 A057637 A057638 this_sequence A057640 A057641 
               A057642
%K A057639 nonn
%O A057639 0,1
%A A057639 Labos E. (labos(AT)ana.sote.hu), Oct 11 2000