OFFSET
1,2
COMMENTS
Row 5 of A264422.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..137
EXAMPLE
Some solutions for n=4
.11.12..8..9..7....6..0..8..9..7....6.12..8..2..3...11..0..8..9..3
..0..1.13..3..4...16..1..2..3..4...11..1.13..7..4...16..1.13..7..4
.16..6.18.24..2....5.22.18.24.13...16.10..0.24..9....5..6.18.12..2
.10.22..5.17.14...10.11.12.17.14...21.15..5.29.14...21.22.28.24.14
.15.27.25.29.19...15.27.21.29.19...26.27.28.18.19...15.27.10.29.19
.20.21.26.23.28...20.25.26.23.28...20.25.22.23.17...20.25.26.23.17
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 12 2015
STATUS
approved