OFFSET
1,5
COMMENTS
Table starts
.1.....1......1.........1...........1..............1................1
.1.....5.....13........42.........127............389.............1192
.1....13.....46.......246........1205...........6354............33804
.1....42....246......2545.......23877.........242107..........2501312
.1...127...1205.....23877......439647........8668148........174287007
.1...389...6354....242107.....8668148......330958005......12889348273
.1..1192..33804...2501312...174287007....12889348273.....971255866215
.1..3645.182056..26078075..3523382014...504002310677...73433529818762
.1.11161.988181.273889895.71647565308.19818564264619.5581654300729422
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..180
FORMULA
Empirical for column k:
k=1: a(n) = a(n-1)
k=2: a(n) = a(n-1) +5*a(n-2) +4*a(n-3)
k=3: [order 12] for n>14
k=4: [order 29] for n>30
k=5: [order 83] for n>86
EXAMPLE
Some solutions for n=5 k=4
..0..1..1..0. .0..1..0..0. .0..0..0..0. .0..1..1..1. .0..0..1..1
..1..1..1..1. .1..1..1..0. .0..0..0..1. .0..0..1..0. .1..0..0..1
..0..1..1..1. .0..0..0..1. .1..1..1..1. .1..1..0..0. .0..0..1..1
..0..0..0..0. .0..0..1..1. .1..0..1..0. .0..1..0..0. .0..0..1..1
..0..1..0..0. .1..0..1..0. .1..1..1..1. .1..1..0..1. .0..1..1..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Feb 17 2018
STATUS
approved