OFFSET
1,1
COMMENTS
Column 5 of A264520.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
R. H. Hardin, Empirical recurrence of order 90
FORMULA
Empirical recurrence of order 90 (see link above)
EXAMPLE
Some solutions for n=4
..8..7.10..1..2..3....8..9.10..1..2..3....8..9..0..1..2..3....8..9..0.11..2..3
..0.13.16.17..4..5....0.13..6.15..4..5...14.15..6.17..4..5...14..1.16..7..4..5
..6.21.20..9.14.11...20..7.12.21.14.11...20..7.22.23.10.11....6.21.12.23.10.15
.12.27.26.15.28.29...26.27.28.29.16.17...12.13.28.29.16.21...24.13.26.29.28.17
.18.19.24.25.22.23...18.19.24.25.22.23...18.19.24.25.26.27...18.19.20.25.22.27
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 16 2015
STATUS
approved