OFFSET
1,1
COMMENTS
Table starts
..2.....3......5........8.........13...........21.............34
..3.....9.....22.......62........172..........480...........1358
..5....22.....83......346.......1465.........6241..........26895
..8....62....346.....2458......17503.......125765.........923475
.13...172...1465....17503.....214830......2607478.......32689069
.21...480...6241...125765....2607478.....52756072.....1109882746
.34..1358..26895...923475...32689069...1109882746....39585589653
.55..3849.116541..6803610..410639937..23359296497..1408384872667
.89.10951.507102.50377421.5176790260.492457987101.50119033383361
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..264
FORMULA
Empirical for column k:
k=1: a(n) = a(n-1) +a(n-2)
k=2: a(n) = 3*a(n-1) +a(n-2) -a(n-3) -8*a(n-4) -3*a(n-6) -2*a(n-7) -5*a(n-8) +a(n-9)
k=3: [order 21]
k=4: [order 57]
EXAMPLE
Some solutions for n=4 k=4
..1..1..1..1. .0..1..0..1. .1..0..0..1. .0..1..0..0. .0..0..0..0
..1..0..1..0. .0..0..0..0. .0..1..0..0. .1..1..0..1. .0..0..0..1
..0..0..0..1. .0..0..0..0. .1..1..0..1. .0..1..0..0. .0..0..0..0
..0..0..0..0. .1..0..1..0. .0..1..1..1. .1..1..0..1. .0..0..1..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Dec 16 2017
STATUS
approved