OFFSET
1,1
COMMENTS
Table starts
....34....46.....99.....202......366.......714.......1428........2750
....46....85....230.....525.....1150......2726.......6351.......14393
....99...230....747....2027.....5420.....15306......42175......114513
...202...525...2027....6044....18380.....60955.....192277......595506
...366..1150...5420...18380....65907....264502.....984644.....3594132
...714..2726..15306...60955...264502...1271212....5588466....24324681
..1428..6351..42175..192277...984644...5588466...28517537...145143631
..2750.14393.114513..595506..3594132..24324681..145143631...866931786
..5291.33241.316679.1903722.13692107.110763233..777843590..5496336586
.10334.77098.874845.6052530.51665854.496845217.4078878260.33909426271
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..683
FORMULA
Empirical for column k:
k=1: a(n) = a(n-1) +3*a(n-3) +a(n-4) +a(n-8) for n>10
k=2: a(n) = a(n-1) +7*a(n-3) +a(n-4) +a(n-5) -7*a(n-6) -4*a(n-7) +3*a(n-9) for n>12
k=3: [order 14] for n>19
k=4: [order 21] for n>26
k=5: [order 39] for n>44
k=6: [order 57] for n>63
k=7: [order 75] for n>81
EXAMPLE
Some solutions for n=4 k=4
..0..0..0..0..1..0....1..0..0..1..0..1....0..0..0..0..0..1....1..0..0..0..0..0
..1..0..0..0..0..0....0..0..0..0..0..1....0..0..1..0..0..0....0..0..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....0..0..0..0..0..0....0..0..0..0..0..0....0..1..0..0..0..0
..0..1..0..0..1..0....1..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..0..0..0..0....0..0..0..0..0..0....0..0..0..0..0..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Jul 22 2015
STATUS
approved