OFFSET
1,1
COMMENTS
Column 7 of A264379.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..38
EXAMPLE
Some solutions for n=3
..8..9.10..4..5..6.12.13....8..2..3..9.10..6.14.13....8..2..3..4.10.11..7.15
..0..1..2..3.18.14.20.21....0..1.11.12..4..5.15..7....0..1.16.19.18..5.22.21
.24.25.26.11.28..7.30.31...24.25.26.20.28.27.30.31...17..9.24.20..6.27.28.29
.16.17.27.19.29.15.22.23...16.17.18.19.29.21.22.23...25.26.12.13.14.30.31.23
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 12 2015
STATUS
approved