OFFSET
1,1
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..127
EXAMPLE
Some solutions for n=3:
-2 0 2 2 -1 -3 -3 -1 -3 -3 0 -3 -3 -1 -2 -3
-2 2 2 3 1 -3 -2 0 -1 -1 1 -3 -3 -1 -1 0
3 3 3 3 3 -3 3 3 3 2 2 -2 1 2 0 2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jun 06 2013
STATUS
approved