OFFSET
1,1
COMMENTS
Table starts
....48.....91....256....557.....956.....2131.....5088....10235.....20242
....91....214....594...1214....2367.....5776....13366....28064.....63014
...256....594...1680...3825....6714....16344....42094....84761....173654
...557...1214...3825...7725...12664....34917....89948...166473....353678
...956...2367...6714..12664...25444....77061...185370...361576....898184
..2131...5776..16344..34917...77061...251582...660896..1470739...4080236
..5088..13366..42094..89948..185370...660896..1838884..3846432..10411860
.10235..28064..84761.166473..361576..1470739..3846432..7478945..22555298
.20242..63014.173654.353678..898184..4080236.10411860.22555298..76589120
.45355.147105.438404.964837.2496222.12463280.34278032.79843532.296873856
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) +4*a(n-3) +5*a(n-4) -5*a(n-5) -2*a(n-6)
k=2: [order 11]
k=3: [order 17] for n>21
k=4: [order 21] for n>25
k=5: [order 39] for n>43
k=6: [order 69] for n>75
EXAMPLE
Some solutions for n=4 k=4
..0..0..0..0..1..0....0..1..0..0..1..1....1..0..0..0..0..1....0..0..0..0..0..0
..1..0..0..0..1..0....0..1..0..0..0..0....0..1..0..0..1..1....1..1..0..0..0..1
..1..1..0..0..0..0....0..0..0..0..0..0....0..0..0..0..0..0....0..0..0..0..1..1
..0..0..0..0..0..0....0..0..0..0..1..1....0..0..0..0..0..0....0..0..0..0..0..0
..0..0..0..0..1..0....0..1..0..0..0..1....1..1..0..0..1..0....0..1..0..0..0..0
..1..1..0..0..1..0....0..1..0..0..0..0....1..0..0..0..1..1....1..0..0..0..1..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Jul 14 2015
STATUS
approved