OFFSET
1,1
COMMENTS
Table starts
.....108.......324........1170..........4225...........14560............50176
.....324......1296........6084.........28561..........132496...........614656
....1170......6084.......42588........298116.........1926288.........12446784
....4225.....28561......298116.......3111696........28005264........252047376
...14560....132496.....1926288......28005264.......349399008.......4359168576
...50176....614656....12446784.....252047376......4359168576......75391979776
..174720...2822400....81920160....2377732644.....56953820952....1364214656016
..608400..12960000...539168400...22430753361....744118440129...24685405970481
.2113020..59907600..3534548400..208538355600...9593661694500..441349719305625
.7338681.276922881.23170928400.1938777760000.123687762250000.7890879937890625
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..445
EXAMPLE
Some solutions for n=3 k=3
..0..1..1..1..1....1..1..0..1..1....1..0..1..1..1....0..1..1..0..1
..1..1..1..1..0....0..1..1..1..1....1..0..1..1..1....1..1..0..0..1
..1..1..1..0..1....1..1..1..1..1....1..1..1..1..1....1..1..1..1..1
..1..0..0..1..1....1..0..1..1..1....1..1..1..1..0....0..0..1..1..1
..0..0..1..1..0....0..0..1..1..0....1..1..0..0..1....1..1..0..0..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Dec 20 2011
STATUS
approved