OFFSET
1,1
COMMENTS
By definition, GCD(a(n), A002110(n-1)) = 1. - Michel Marcus, Jan 19 2014
EXAMPLE
CROSSREFS
KEYWORD
nonn
AUTHOR
Michel Marcus, Jul 05 2012
EXTENSIONS
a(7) corrected and a(8)-a(9) added by Michel Marcus, Jun 18 2016
STATUS
approved