OFFSET
1,5
COMMENTS
Table starts
..0...1...1....2....3.....5......8......13......21.......34........55
..1...3...7...13...23....49.....95.....177.....359......705......1351
..1...7..15...19...23....34.....63......96.....147......233.......368
..2..13..19...40...85...173....322.....635....1325.....2806......5877
..3..23..23...85..179...453...1006....2523....6002....14802.....36299
..5..49..34..173..453..1223...3286....9873...28227....86428....253623
..8..95..63..322.1006..3286..13490...49047..183585...713699...2714170
.13.177..96..635.2523..9873..49047..231838.1084038..5339757..25938953
.21.359.147.1325.6002.28227.183585.1084038.6506278.41165944.255972254
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..220
FORMULA
Empirical for column k:
k=1: a(n) = a(n-1) +a(n-2)
k=2: a(n) = 3*a(n-1) -2*a(n-2) +4*a(n-3) -10*a(n-4) +4*a(n-5) for n>6
k=3: [order 18] for n>19
k=4: [order 72] for n>73
EXAMPLE
Some solutions for n=6 k=6
..0..1..1..1..0..1. .0..1..1..0..0..0. .0..1..0..1..0..0. .0..1..0..1..1..0
..0..0..1..1..1..0. .0..0..0..0..0..1. .0..1..0..1..0..1. .0..1..0..0..0..0
..1..1..1..1..1..1. .0..0..0..0..1..0. .1..1..1..1..1..1. .0..1..0..0..0..0
..0..0..1..1..1..1. .1..0..0..0..0..1. .0..0..1..1..1..1. .1..0..0..0..0..1
..1..1..1..0..0..1. .0..1..0..1..0..1. .1..1..1..1..1..0. .1..0..1..0..0..1
..0..0..1..0..1..1. .0..1..0..1..0..0. .0..0..1..1..0..1. .0..1..0..1..0..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Feb 14 2018
STATUS
approved