OFFSET
1,1
COMMENTS
Table starts
......3..........9.............23...............57...............145
......9.........71............417.............2291.............12961
.....23........417...........4722............49481............541932
.....57.......2291..........49481...........989731..........20749217
....145......12961.........541932.........20749217.........838184554
....373......75111........6076168........443724135.......34632124236
....957.....435829.......67929575.......9461306257.....1426163794260
...2449....2516107......756046291.....201065855279....58502335399707
...6267...14498679.....8410591772....4271553412923..2398927985473786
..16045...83596597....93621762980...90781653057341.98415203461205054
..41083..482294269..1042359550109.1929581833121135
.105185.2782594803.11604658170466
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..112
FORMULA
Empirical for column k:
k=1: a(n) = 3*a(n-1) -2*a(n-2) +2*a(n-3) +a(n-4) -a(n-5)
k=2: [order 19]
k=3: [order 51]
EXAMPLE
Some solutions for n=3 k=4
..0..1..0..0....1..0..1..1....0..0..1..1....0..0..1..0....1..1..1..0
..2..0..0..1....1..1..2..1....2..1..1..1....0..0..1..0....1..1..2..1
..1..1..1..0....0..0..1..1....2..1..1..2....1..1..2..2....1..2..1..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Jun 19 2013
STATUS
approved