OFFSET
1,5
COMMENTS
Table starts
..0....1....1.....2......3........5.........8.........13...........21
..1....2....6....15.....37.......90.......223........550.........1355
..1....6...13....34.....92......256.......721.......2036.........5701
..2...15...34...101....320.....1167......3961......13974........49388
..3...37...92...320...1356.....6279.....30236.....147448.......713700
..5...90..256..1167...6279....44148....317019....2249565.....15884635
..8..223..721..3961..30236...317019...3241470...32453379....325518524
.13..550.2036.13974.147448..2249565..32453379..456790733...6500634810
.21.1355.5701.49388.713700.15884635.325518524.6500634810.132506438551
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..219
FORMULA
Empirical for column k:
k=1: a(n) = a(n-1) +a(n-2)
k=2: a(n) = a(n-1) +2*a(n-2) +3*a(n-3) +2*a(n-4) +a(n-5)
k=3: [order 31]
EXAMPLE
Some solutions for n=5 k=4
..0..1..0..1. .0..0..0..0. .0..0..1..1. .0..1..1..0. .0..1..1..0
..0..1..0..1. .1..1..1..1. .1..1..0..0. .0..0..0..0. .0..0..1..0
..0..1..0..0. .1..1..1..0. .0..0..1..1. .1..1..0..0. .1..0..1..0
..1..0..0..1. .1..0..1..0. .0..0..0..0. .0..0..1..1. .1..0..1..0
..1..1..0..1. .0..0..1..0. .0..1..1..1. .1..1..0..0. .1..0..1..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Mar 19 2018
STATUS
approved