OFFSET
1,7
COMMENTS
Table starts
...0.0........1..........2.............6..............12.................28
...0.0........0..........0.............0...............0..................0
...1.0......102........250..........5253...........16478.............278315
...2.0......250.......3384.........54248..........824052...........12957944
...6.0.....5253......54248.......4190874........52793160.........3478866516
..12.0....16478.....824052......52793160......3177012844.......197373621124
..28.0...278315...12957944....3478866516....197373621124.....45913351929099
..56.0..1019120..203401448...51105257464..12262301470824...3020610942888634
.119.0.15188955.3209101642.3013637890236.765844185617960.635171432700031740
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..161
EXAMPLE
Some solutions for n=4, k=4
..0..0..1..1. .0..1..1..1. .0..0..1..1. .1..1..1..0. .1..0..1..1
..1..0..1..1. .0..1..1..0. .0..0..0..0. .1..0..0..1. .0..1..1..0
..0..0..0..0. .1..1..0..0. .0..1..1..1. .0..0..0..0. .1..0..0..0
..1..1..0..1. .0..0..0..0. .0..1..1..1. .1..1..0..0. .0..1..0..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Mar 27 2017
STATUS
approved