OFFSET
1,1
EXAMPLE
Some solutions for n=1:
3 3 1 5 1 1 1 0 4 2 0 0 3 0 0 3 1 3 1 5 3
0 3 4 5 4 1 4 3 4 5 0 3 3 3 0 0 1 0 1 2 3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 28 2013
STATUS
approved