OFFSET
1,2
COMMENTS
Row 6 of A264550.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..190
EXAMPLE
Some solutions for n=4
..1..5..6..4..8....1..2..6..4..8....1..2..3..7..8....1..2..3..4..7
..0..7..2..3.13....0..7.11..3.13....0.10.11.12..4....0.10.11..9.12
.11.15.16.14..9....5.12.16.14..9....5..6.13.14..9....5..6.15..8.18
.10.20.12.19.23...10.17.21.19.22...16.17.21.19.22...16.17.20.13.14
.21.22.17.18.28...15.25.26.18.28...15.25.26.18.27...21.22.23.27.19
.26.27.30.31.24...20.27.30.23.24...20.30.28.23.24...26.30.28.31.24
.25.32.33.34.29...31.32.33.34.29...31.32.33.34.29...25.32.33.34.29
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 17 2015
STATUS
approved