OFFSET
1,5
EXAMPLE
All solutions for n=5
(0 1 2 4 3) (0 1 3 4 2) (0 2 4 3 1) (0 3 4 2 1)
(1 2 4 3 0) (1 3 4 2 0) (2 4 3 1 0) (3 4 2 1 0)
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Sep 23 2010
STATUS
approved