OFFSET
1,2
LINKS
David A. Corneth, Table of n, a(n) for n = 1..10000
EXAMPLE
a(11) = 4 as A025487(11) = 36, which can be expressed as a product of at most 4 distinct positive integers via 1 * 2 * 3 * 6.
CROSSREFS
KEYWORD
nonn
AUTHOR
David A. Corneth, Feb 04 2021
STATUS
approved