OFFSET
1,1
COMMENTS
Diagonal of A235248.
EXAMPLE
Some solutions for n=3:
1 6 3 2 1 6 4 7 7 2 7 2 5 3 5 2 4 1 5 2
5 4 7 0 2 1 5 2 5 6 5 6 0 4 0 3 1 4 2 5
2 7 4 3 0 5 3 6 0 7 0 7 3 1 3 0 5 2 6 3
5 4 7 0 3 2 6 3 5 6 5 6 2 6 2 5 2 5 3 6
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 05 2014
STATUS
approved