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