OFFSET
1,1
COMMENTS
Table starts
...2.....3......5.......10........19........37........74........147........293
...3.....5......9.......27........61.......145.......435.......1253.......3593
...5.....9.....17......133.......361......1009......8357......33993.....127121
..10....27....133.....1618......6043.....42661....683218....4276587...39384421
..19....61....361.....6043.....37873....413893...8003035..103003837.1659181705
..37...145...1009....42661....413893...7914829.281951533.7901300449
..74...435...8357...683218...8003035.281951533
.147..1253..33993..4276587.103003837
.293..3593.127121.39384421
.586.10779.795013
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..84
FORMULA
Empirical for column k:
k=1: a(n) = 2*a(n-1) +a(n-3) -2*a(n-4)
k=2: [order 15]
k=3: [order 43]
k=4: [order 29]
EXAMPLE
Some solutions for n=4 k=4
..0..1..0..1..0..1....1..0..0..0..1..1....0..1..0..1..0..1....0..0..0..1..1..1
..1..0..1..0..1..0....1..0..0..0..1..1....1..1..1..1..1..1....0..0..0..1..1..1
..1..1..1..1..1..1....0..0..0..1..1..1....1..1..1..1..1..1....0..0..0..0..0..0
..1..0..1..0..1..0....0..0..1..1..1..0....1..1..1..1..1..1....1..1..1..0..0..0
..0..1..0..1..0..1....0..0..1..1..1..0....0..1..0..1..0..1....1..1..1..0..0..0
..0..0..0..0..0..0....1..0..1..0..1..0....0..1..0..1..0..1....1..1..1..1..1..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Sep 17 2015
STATUS
approved