OFFSET
1,5
COMMENTS
Table starts
..0...1....1.....2......3.......5........8........13..........21...........34
..1...3....6....10.....21......46......102.......220.........491.........1077
..1...6....4....21.....47.....125......329.......842........2254.........5893
..2..10...21....69....245.....698.....2321......7528.......24531........80826
..3..21...47...245...1042....4794....20502.....93848......413543......1866198
..5..46..125...698...4794...28010...155972....921216.....5383356.....31881211
..8.102..329..2321..20502..155972..1122773...8679924....65844976....507320695
.13.220..842..7528..93848..921216..8679924..93034400...949653285...9710509636
.21.491.2254.24531.413543.5383356.65844976.949653285.12949799902.174194567097
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) = a(n-1) +4*a(n-2) -2*a(n-3) -2*a(n-4) +a(n-5) -4*a(n-6) +4*a(n-7) -a(n-8)
k=3: [order 32] for n>33
EXAMPLE
Some solutions for n=5 k=4
..0..1..1..1. .0..0..0..1. .0..1..1..1. .0..0..0..1. .0..1..1..0
..1..0..1..0. .1..1..0..1. .1..1..0..1. .1..0..0..1. .1..1..0..1
..1..0..0..0. .1..0..1..0. .1..0..1..0. .0..1..1..1. .1..1..1..1
..1..1..0..1. .1..1..0..0. .1..1..0..0. .0..0..1..0. .0..1..0..0
..0..0..0..0. .0..0..0..1. .0..0..0..1. .0..1..1..1. .1..1..0..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Aug 21 2018
STATUS
approved