OFFSET
1,8
COMMENTS
Table starts
.0.....0......0.......0........0........0.........0.........0.........0
.0.....1......3......18.......72......284......1047......3722.....12816
.0.....3.....56.....332.....1578.....6540.....24490.....86010....288426
.0....18....332....2146.....9715....37644....133067....440282...1387898
.0....72...1578....9715....41931...155560....521862...1635481...4878157
.0...284...6540...37644...155560...547197...1736603...5150299..14554327
.0..1047..24490..133067...521862..1736603...5219491..14672850..39446188
.0..3722..86010..440282..1635481..5150299..14672850..39260363.100719254
.0.12816.288426.1387898..4878157.14554327..39446188.100719254.247768745
.0.43077.933792.4213683.14014639.39708623.102668319.251288174.594591866
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..264
FORMULA
Empirical for column k:
k=1: a(n) = a(n-1)
k=2: [order 18]
k=3: [order 18] for n>24
k=4: [order 28] for n>36
k=5: [order 37] for n>46
k=6: [order 43] for n>53
k=7: [order 49] for n>60
EXAMPLE
Some solutions for n=4 k=4
..0..1..1..1. .0..1..0..0. .0..1..1..0. .0..1..0..0. .0..1..1..0
..0..1..0..1. .0..1..0..1. .0..0..0..1. .1..1..1..0. .1..0..0..1
..1..0..1..0. .1..0..0..0. .1..0..1..0. .0..0..0..1. .0..1..1..1
..1..0..1..1. .1..1..1..1. .1..1..0..0. .1..1..0..0. .0..0..1..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Jan 08 2017
STATUS
approved