OFFSET
1,1
LINKS
Sean A. Irvine, Table of n, a(n) for n = 1..69
EXAMPLE
n=2, (9*10^8-11)/7 = 128571427 = 401 * 320627 hence a(2)=401.
CROSSREFS
KEYWORD
nonn
AUTHOR
Zak Seidov, Sep 22 2006
EXTENSIONS
a(28) onward corrected by Sean A. Irvine, May 25 2024
STATUS
approved