OFFSET
1,1
COMMENTS
Column 4 of A233875
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..123
EXAMPLE
Some solutions for n=2
..1..7..4..7..1....6..3..0..3..0....0..6..6..6..3....4..7..3..1..1
..4..1..7..1..0....6..0..6..0..6....0..3..0..7..1....1..1..6..7..4
..7..1..0..1..7....1..4..1..4..1....6..0..6..6..3....0..7..3..1..7
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 17 2013
STATUS
approved