OFFSET
1,1
COMMENTS
Column 4 of A202916
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..2..6..5..5....7..2..1..3....2..2..0..1....1..7..2..5....3..5..6..7
..5..6..2..7....7..6..2..3....5..0..7..4....1..7..1..5....1..3..0..7
..4..5..2..7....7..2..2..7....5..6..7..7....4..2..0..3....7..3..0..4
..0..0..3..3....1..1..2..7....3..0..3..4....4..0..2..2....7..3..7..7
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 26 2011
STATUS
approved