OFFSET
1,1
COMMENTS
All terms are odd.
If q > 7 is in A005385, then q^2 is in the sequence.
The sequence has a positive natural density. - Information from Carl Pomerance, Jan 07 2017
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..10000
CROSSREFS
KEYWORD
nonn
AUTHOR
Thomas Ordowski and Altug Alkan, Jan 06 2017
STATUS
approved