OFFSET
1,1
COMMENTS
Column 5 of A264299.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..6..0..1..9..3.11....6..7..1..5..3..4....2..0..1..5..3..4....2..0..1..5..3..4
.12.13..2.15..4..5....0.13..2.11..9.10....8..9..7.15.16.10....8.13..7.15..9.17
.14..7..8.17.10.23...14.19..8.17.15.23....6.12.13.17.22.11....6.12.20.14.10.11
.24.21.22.20.16.29...12.21.22.20.16.29...24.21.14.20.28.29...24.21.22.23.16.29
.18.19.25.26.27.28...18.24.25.26.27.28...18.19.25.26.27.23...18.19.25.26.27.28
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 11 2015
STATUS
approved