OFFSET
1,1
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..10000
FORMULA
Numbers k such that A000005(k) = floor(prime(k)/k).
MATHEMATICA
Select[Range[1000], DivisorSigma[0, #] == Floor[Prime[#]/#] &] (* Amiram Eldar, Apr 23 2022 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Benoit Cloitre, Feb 24 2002
STATUS
approved