Search: id:A062822
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%I A062822
%S A062822 1,3,4,6,12,8,18,12,14,24,24,18,20,32,36,24,42,30,72,32,48,54,48,38,60,
%T A062822 56,42,96,44,72,48,72,54,72,80,90,60,62,96,84,144,68,96,144,72,74,114,
%U A062822 96,168,80,126,84,108,132,120,90,112,128,144,120,98,102,216,104,192
%N A062822 Sum of divisors of the square-free numbers: sigma(A005117(n)).
%o A062822 (PARI) j=[]; for(n=1,200, if(issquarefree(n),j=concat(j, sigma(n)))); 
               j
%Y A062822 Sequence in context: A022935 A048229 A002090 this_sequence A175029 A113728 
               A000114
%Y A062822 Adjacent sequences: A062819 A062820 A062821 this_sequence A062823 A062824 
               A062825
%K A062822 nonn
%O A062822 1,2
%A A062822 Jason Earls (zevi_35711(AT)yahoo.com), Jul 20 2001

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