OFFSET
1,2
COMMENTS
Table starts
...1....2...4...8...16...32...64..128..256..512.1024..2048..4096..8192..16384
...2....7..13..29...69..137..301..705.1461.3193.7373.15729.34405.78569.170813
...4...13..20..27...43...70..106..169..276..444..720..1183..1947..3207...5311
...8...29..27..41..101..158..263..481..776.1387.2567..4539..8077.14329..25589
..16...69..43.101..178..253..423..715.1082.1821.3203..5330..8978.15692..26461
..32..137..70.158..253..388..434..830.1351.1892.3026..5492..8206.13206..23026
..64..301.106.263..423..434..628.1067.1267.1943.2973..4583..6623.10201..15735
.128..705.169.481..715..830.1067.1708.2118.2978.4984..7136.10725.17602..27551
.256.1461.276.776.1082.1351.1267.2118.2860.3333.5106..7796.10253.15979..24788
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..1010
FORMULA
Empirical for column k:
k=1: a(n) = 2*a(n-1)
k=2: a(n) = 3*a(n-1) -2*a(n-2) +8*a(n-3) -20*a(n-4) +8*a(n-5) for n>6
k=3: [order 11] for n>12
k=4: [order 41] for n>43
EXAMPLE
Some solutions for n=9 k=4
..0..1..0..1. .0..1..0..1. .0..1..0..1. .0..0..0..0. .0..0..1..0
..1..1..0..0. .1..0..1..1. .1..0..1..0. .1..1..1..1. .1..1..0..1
..1..1..0..0. .0..1..0..0. .0..1..0..1. .0..0..0..0. .0..0..0..1
..0..1..0..1. .0..1..1..1. .1..0..1..0. .1..1..1..1. .1..0..1..0
..1..0..1..0. .1..1..0..0. .0..1..0..1. .0..1..1..0. .1..0..1..0
..0..1..0..1. .0..0..1..1. .1..1..0..0. .1..1..1..1. .1..0..1..0
..1..1..0..0. .1..0..0..0. .1..1..0..0. .0..0..0..0. .0..1..1..1
..1..1..0..0. .1..0..1..1. .0..1..0..1. .1..0..0..1. .0..1..0..0
..0..1..0..1. .1..0..0..1. .1..0..1..0. .0..0..0..0. .0..1..1..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Jan 20 2018
STATUS
approved