Superabundant [or super-abundant] numbers: n such that sigma(n)/n > sigma(m)/m for all m
1, 2, 4, 6, 12, 24, 36, 48, 60, 120, 180, 240, 360, 720, 840, 1260, 1680, 2520, 5040
3 seqfan posts
Wed Oct 26 01:13:14 CEST 2011 [seqfan] Re: "Suggested Projects" page on the wiki
Tue Oct 25 15:24:53 CEST 2011 [seqfan] Re: "Suggested Projects" page on the wiki
Mon Oct 4 15:03:13 CEST 2010 [seqfan] Re: Record values of sigma(n+1)/sigma(n)
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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