Perfect numbers: Difference between revisions
→{{header|PARI/GP}}
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[n|n<-[1..10^4],sigma(n,-1)==2]
</syntaxhighlight>
{{Out}}
<pre>
[6, 28, 496, 8128]
</pre>
===Faster with Lucas-Lehmer test===
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Line 2,841:
[n|n<-[1..10^4],sigma(n,-1)==2]
</syntaxhighlight>
{{Out}}
<pre>
[6, 28, 496, 8128]
</pre>
===Faster with Lucas-Lehmer test===
|
edits