OFFSET
1,2
COMMENTS
Table starts
.1......2.........4...........7...........12............21............37
.1......7........33.........119..........457..........1710..........6466
.1.....21.......228........1733........14277........110506........870027
.1.....65......1561.......24485.......419506.......6637755.....106761517
.1....200.....10648......345755.....12239631.....393788081...12843452050
.1....616.....72625.....4882030....356411031...23287585899.1537391091350
.1...1897....495329....68933905..10373626389.1376083439034
.1...5842...3378333...973340015.301896920812
.1..17991..23041525.13743460075
.1..55405.157152036
.1.170625
.1
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..82
EXAMPLE
Some solutions for n=3 k=4
..1..1..0..1....1..1..0..1....0..1..1..1....0..0..0..1....0..1..0..1
..1..0..1..0....1..0..1..0....1..1..0..1....1..0..0..0....1..1..1..0
..1..1..1..1....0..0..0..0....0..0..1..0....1..1..0..1....1..1..0..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Dec 29 2012
STATUS
approved