OFFSET
1,1
COMMENTS
Table starts
..2....4......7........11.........16..........22...........29...........37
..3...11.....35........98........260.........643.........1563.........3631
..4...26....147.......751.......3560.......15778........67030.......274631
..5...57....574......5303......45580......371569......2888847.....21682470
..6..120...2114.....35413.....557432.....8313608....119085643...1641434223
..7..247...7504....228401....6555965...180713080...4777458798.122344224851
..8..502..26050...1437511...75329449..3825884676.187876185946
..9.1013..88627...8898472..847768800.79714938310
.10.2036.296989..54437857.9404270528
.11.4083.985303.330381980
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..97
EXAMPLE
Some solutions for n=3 k=4
..0..0..0..0....0..1..0..0....1..0..0..0....1..1..0..0....0..0..0..0
..0..1..1..0....0..1..1..0....0..0..1..0....1..1..1..1....0..1..1..0
..0..1..1..0....0..1..0..1....0..1..0..0....1..1..1..1....1..1..1..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Mar 24 2013
STATUS
approved