OFFSET
1,1
COMMENTS
Table starts
....48....78...208....436....616...1378....2880....4904....9776....19458
....78...127...342....700....896...2047....4438....6674...12878....27877
...208...342...912...2014...2532...5806...13632...20576...39376....91830
...436...700..2014...4633...5326..12858...32488...46993...89140...223963
...616...896..2532...5326...6144..15440...37948...52390..101664...257566
..1378..2047..5806..12858..15440..38370...98032..140897..274244...711411
..2880..4438.13632..32488..37948..98032..265120..390138..774416..2085610
..4904..6674.20576..46993..52390.140897..390138..551542.1079598..3047471
..9776.12878.39376..89140.101664.274244..774416.1079598.2092680..6087830
.19458.27877.91830.223963.257566.711411.2085610.3047471.6087830.17786146
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..544
FORMULA
Empirical for column k:
k=1: a(n) = a(n-1) -a(n-2) +5*a(n-3) -a(n-4) +5*a(n-5) -3*a(n-6) -a(n-7)
k=2: [order 12]
k=3: [order 28] for n>30
k=4: [order 44] for n>46
k=5: [order 64] for n>66
EXAMPLE
Some solutions for n=4 k=4
..1..0..0..0..0..0....0..0..0..0..0..0....0..0..0..0..0..0....0..0..0..0..0..0
..1..0..0..0..0..0....1..0..0..1..1..0....0..0..0..0..1..0....0..1..1..0..0..1
..0..0..0..1..1..0....0..0..0..0..0..0....1..1..0..0..1..0....0..0..0..0..0..0
..0..0..0..0..0..0....0..0..0..0..0..0....0..0..0..0..0..0....0..0..0..0..0..0
..1..0..0..0..0..0....0..1..0..0..1..0....0..0..0..0..0..0....1..1..0..0..1..0
..1..0..0..1..1..0....0..1..0..0..1..0....0..0..1..0..0..1....1..0..0..0..1..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Jul 23 2015
STATUS
approved