OFFSET
1,2
COMMENTS
Table starts
...1.....2.....4......8......16......32.......64.......128........256
...2.....8....25.....85.....286.....969.....3281.....11114......37649
...4....25....70....205.....614....1860.....5631.....17034......51507
...8....85...205....649....2153....7016....22819.....73931.....239461
..16...286...614...2153....8368...30089...105709....376826....1341575
..32...969..1860...7016...30089..123258...488812...1973932....7998917
..64..3281..5631..22819..105709..488812..2207509..10286880...48492179
.128.11114.17034..73931..376826.1973932.10286880..56481101..314537796
.256.37649.51507.239461.1341575.7998917.48492179.314537796.2090883077
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..264
FORMULA
Empirical for column k:
k=1: a(n) = 2*a(n-1)
k=2: a(n) = 3*a(n-1) +a(n-2) +2*a(n-3) -2*a(n-4) -4*a(n-5)
k=3: [order 11] for n>12
k=4: [order 22] for n>28
EXAMPLE
Some solutions for n=5 k=5
..0..0..1..0..1. .0..1..1..0..1. .0..0..1..0..1. .0..1..1..0..0
..1..0..0..1..0. .0..1..1..0..1. .1..1..1..1..0. .0..1..1..0..1
..0..0..0..0..1. .1..1..1..1..1. .1..1..1..1..1. .1..1..1..1..1
..1..0..0..0..0. .0..1..1..1..0. .0..0..1..1..0. .0..1..1..1..0
..0..1..0..1..0. .1..1..0..1..1. .0..1..0..1..1. .1..1..0..1..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Feb 04 2018
STATUS
approved