OFFSET
1,1
COMMENTS
Table starts
.....108.......390........1344..........4680...........16254.............56508
.....390......2100.......10080.........50310..........247800...........1226040
....1344.....10080.......67072........463632.........3166800..........21708320
....4680.....50310......463632.......4502836........42948906.........412198592
...16254....247800.....3166800......42948906.......570876264........7639914240
...56508...1226040....21708320.....412198592......7639914240......142785263584
..196350...6056600...148654000....3947786700....102007509450.....2660934612820
..682452..29936040..1018262528...37835503602...1363052811036....49637957849364
.2371680.147935520..6974320896..362534238144..18208854699840...925648169620608
.8242608.731109730.47770334768.3473997901920.243269546365104.17263478410092412
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..609
EXAMPLE
Some solutions for n=3 k=3
..0..1..1..0..1....1..1..1..0..0....1..1..1..1..1....0..1..1..1..0
..1..1..0..1..0....0..1..0..1..1....1..1..0..1..0....1..1..1..1..1
..1..1..1..1..1....1..1..1..1..1....0..1..1..1..1....1..0..1..0..0
..1..1..1..0..0....1..0..1..1..0....1..1..0..1..0....0..1..1..1..1
..1..0..1..1..0....1..1..1..0..1....1..0..1..1..1....1..1..0..1..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Dec 19 2011
STATUS
approved