OFFSET
1,1
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..26
EXAMPLE
330921744 is a term since sigma(330921744)/330921744 = 2.583..., sigma(330921745)/330921745 = 1.671..., sigma(330921746)/330921746 = 1.647..., sigma(330921747)/330921747 = 1.663... and sigma(330921748)/330921748 = 1.762... are all larger than Pi^2/6 = 1.644... .
CROSSREFS
KEYWORD
nonn
AUTHOR
Amiram Eldar, Apr 25 2022
STATUS
approved