OFFSET
1,2
COMMENTS
Table starts
...1......2........3...........6.............10................19
...2......4.......13..........46............160...............571
...3.....13.......25.........435...........1230.............20275
...6.....46......435........5896..........80200...........1143533
..10....160.....1230.......80200.........905327..........61595318
..19....571....20275.....1143533.......61595318........3514396333
..33...2095....67957....16442183......835390074......202053817163
..62...7802..1057769...240146980....51786529350....11804599876991
.112..29326..4091201..3538905880...809052347723...696189477669561
.212.111040.57977326.52568393480.45439256969227.41397421665690592
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..161
EXAMPLE
Some solutions for n=4, k=4
..0..0..0..1. .0..1..1..1. .0..0..0..0. .0..0..0..0. .0..0..1..0
..1..1..1..1. .1..1..0..1. .1..0..1..0. .0..1..1..1. .1..1..1..0
..1..0..0..1. .1..0..0..0. .1..1..1..1. .0..1..1..1. .0..1..1..0
..0..0..1..0. .0..0..0..1. .1..1..1..0. .1..0..1..0. .1..1..0..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Mar 20 2017
STATUS
approved