OFFSET
1,1
COMMENTS
All terms are even.
LINKS
Robert Israel, Table of n, a(n) for n = 1..10000
EXAMPLE
a(15)=330 is a member because 330 = 2*3*5*11 and A339436(330) = 2 + 2*3 + 2*3*5 + 3*5*11 + 5*11 + 11 = 269 is prime.
MAPLE
CROSSREFS
KEYWORD
nonn
AUTHOR
J. M. Bergot and Robert Israel, Dec 04 2020
STATUS
approved