OFFSET
1,2
COMMENTS
Table starts
.1......2.........4...........7.............12................21
.1......7........20..........57............160...............454
.1.....21........93.........453...........2121..............9926
.1.....65.......436........3617..........28154............218838
.1....200......2043.......28888.........372560...........4775307
.1....616......9573......230726........4934366.........104434119
.1...1897.....44857.....1842766.......65352789........2284814260
.1...5842....210190....14717828......865523957.......49979133672
.1..17991....984904...117548611....11462977378.....1093274545336
.1..55405...4615043...938839259...151815415029....23915155162485
.1.170625..21625074..7498337380..2010639231109...523138192294728
.1.525456.101330329.59887849061.26628853182336.11443519356879492
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..178
EXAMPLE
Some solutions for n=3 k=4
..1..0..0..1....0..0..1..0....1..1..0..0....1..1..0..0....1..0..0..1
..0..1..1..1....0..0..0..0....0..0..1..1....0..0..0..0....1..0..0..0
..1..1..1..1....1..0..1..1....0..0..0..0....0..0..0..0....1..0..0..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Nov 19 2012
STATUS
approved