OFFSET
1,2
COMMENTS
Column 5 of A264550.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
R. H. Hardin, Empirical recurrence of order 84
FORMULA
Empirical recurrence of order 84 (see link above)
EXAMPLE
Some solutions for n=4
..1..2..3..4..8.10....1..2..3..4..9.10....1..6..7..4..5.10....1..6..7..4..9.10
..0.12.13.14.15..5....0..8.13.14.11..5....0.12..2..3.15.16....0..8..2..3.11..5
..6..7.18..9.17.11....6..7.15.20.21.22...13.18..8..9.21.11...13.14.18.19.21.22
.19.24.21.22.16.27...12.24.25.26.16.17...19.24.14.22.27.17...12.20.24.15.16.17
.25.26.20.28.29.23...18.19.27.28.29.23...25.26.20.28.29.23...25.26.27.28.29.23
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 17 2015
STATUS
approved