OFFSET
1,6
COMMENTS
A162657(n) is the least k such that denominator(sigma(k)/k) = n, so it is divisible by n.
LINKS
Michel Marcus, Table of n, a(n) for n = 1..10000
PROG
(PARI) a(n) = my(k=1); while (denominator(sigma(k)/k) != n, k++); k/n;
CROSSREFS
KEYWORD
nonn
AUTHOR
Michel Marcus, Jan 09 2023
STATUS
approved