OFFSET
1,5
COMMENTS
Table starts
..0.....0.......1.........2............6.............12...............28
..0.....4......14........52..........206............772.............2896
..1....14.....119.......720.........5637..........38792...........298003
..2....52.....720.....10120.......145822........2134812.........31677488
..6...206....5637....145822......4219759......121021322.......3595841703
.12...772...38792...2134812....121021322.....7032604532.....415218866820
.28..2896..298003..31677488...3595841703...415218866820...48994677634459
.56.10996.2180148.474539092.107047691558.24791001439744.5840008221148574
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..143
EXAMPLE
Some solutions for n=4, k=4
..0..0..1..0. .1..1..1..0. .0..0..1..1. .0..1..0..0. .0..0..0..1
..0..1..1..0. .1..0..0..0. .0..0..0..1. .0..1..1..0. .1..1..0..1
..0..1..0..1. .0..0..1..1. .0..1..1..0. .0..1..0..0. .0..0..0..0
..0..1..1..0. .0..1..1..1. .0..1..1..0. .1..0..1..1. .1..1..0..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Apr 02 2017
STATUS
approved