OFFSET
1,1
COMMENTS
Column 7 of A264272.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..109
EXAMPLE
Some solutions for n=2
..0..1..2.11.14..5..6..7....0.11.10..3.12..5..6..7....0.11..2..3.14..5..6..7
.16.19.10.21.12..3..4.15...16..1..2.19.22.13..4.23....8..9.10..1..4.13.22.15
..8.17.18..9.20.13.22.23....8.17.18..9.20.21.14.15...16.17.18.19.20.21.12.23
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 10 2015
STATUS
approved