OFFSET
1,2
COMMENTS
Column 5 of A229565.
EXAMPLE
Some solutions for n=3:
14 13 12 15 12 20 20 17 14 16 16 11 12 11 19 19
13 12 16 17 10 19 17 16 18 15 19 16 15 15 18 20
14 18 17 18 15 15 13 19 16 19 16 18 16 16 15 17
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Sep 26 2013
STATUS
approved