OFFSET
1,2
COMMENTS
Column 2 of A265590.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..0..2....0..1....0..2....0..4....0..4....0..1....0..4....0..2....0..2....0..1
..1..5....3..5....0..4....5..4....5..4....5..6....0..1....6..4....1..5....0..1
..3..7....7..5....2..3....3..7....6..4....4..2....5..6....3..4....4..2....2..4
..6..7....3..7....5..7....5..7....5..7....3..7....5..7....5..7....3..7....6..7
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 10 2015
STATUS
approved