OFFSET
1,1
EXAMPLE
Some solutions for n=3:
6 2 2 2 2 5 4 5 0 5 0 6 3 6 2 3 4 3 5 1
4 6 0 6 4 1 6 1 6 5 6 6 7 4 6 1 2 7 3 5
7 3 3 3 2 5 4 5 1 6 1 7 4 7 3 4 6 5 7 3
4 6 0 6 3 0 5 0 1 0 1 1 6 3 5 0 1 6 2 4
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 29 2013
STATUS
approved