OFFSET
1,5
COMMENTS
Table starts
..0....1....1.....2.....3......5.......8......13.......21........34.........55
..1....2....6....15....37.....90.....223.....550.....1355......3341.......8237
..1....6...13....33....87....228.....611....1656.....4479.....12100......32579
..2...15...33....91...247....728....2042....5974....17545.....51551.....151557
..3...37...87...247...783...2361....7353...23095....72298....229126.....723394
..5...90..228...728..2361...8090...28397...97991...344671...1226058....4325299
..8..223..611..2042..7353..28397..112573..451977..1825793...7399711...30171808
.13..550.1656..5974.23095..97991..451977.2075151..9628002..44475909..207275701
.21.1355.4479.17545.72298.344671.1825793.9628002.50274484.263138131.1386519978
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..241
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..0..1..1. .0..1..0..0. .0..1..1..0. .0..0..0..1. .0..0..1..0
..0..1..0..0. .0..1..1..0. .0..0..1..0. .1..1..1..1. .0..1..0..1
..1..0..1..0. .0..0..1..1. .1..0..1..1. .1..1..0..0. .1..0..1..0
..0..1..0..1. .1..0..0..1. .1..0..0..1. .1..0..1..1. .0..1..0..0
..0..0..1..1. .1..1..0..0. .1..1..0..0. .0..1..0..0. .1..0..0..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Mar 12 2018
STATUS
approved