OFFSET
1,2
COMMENTS
Conjecture: this sequence is always positive, analogous to sequence A202472 for strong Goldbach conjecture. - Jaycob Coleman, Sep 08 2013
LINKS
Jaycob Coleman, Table of n, a(n) for n = 1..265
EXAMPLE
a(4)=3, since 6=12-6=10-4=8-2.
CROSSREFS
KEYWORD
nonn
AUTHOR
Jaycob Coleman, Sep 08 2013
STATUS
approved