OFFSET
1,1
COMMENTS
Column 4 of A264520.
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
..5..6..0..8..9....7..8..0..1..2....7..6..9..1..2....7..8..0..1..2
.12..1..2..3..4...12.13.14..3..4....0.13..5..3..4...12.11.14..3..4
.17.18..7.11.19....5..6.19.18..9...17.18.10..8.12....5..6.19.18..9
.10.23.24.13.14...10.11.24.23.17...22.11.24.23.14...10.23.24.13.17
.15.16.20.21.22...15.16.20.21.22...15.16.20.21.19...15.16.20.21.22
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 16 2015
STATUS
approved