OFFSET
1,8
COMMENTS
Table starts
.0.0..0.....1.......0..........0.........0...........1.........0...........0
.0.1..2.....4.......8.........16........32..........64.......128.........256
.0.0..0.....9.......0..........0.........0........1225.........0...........0
.0.1..4....25.....189.......1156......6996.......43681....268632.....1664100
.0.0..0....64.......0..........0.........0.....1397124.........0...........0
.0.1..8...169....5040.....120409...2284160....47527236.875241328.17328299769
.0.0..0...441.......0..........0.........0..1599280081.........0...........0
.0.1.16..1156..134521...13075456.763775056.54143705344
.0.0..0..3025.......0..........0.........0
.0.1.32..7921.3580920.1425817600
.0.0..0.20736.......0
.0.1.64.54289
Even columns are perfect squares
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..127
EXAMPLE
Some solutions for n=3 k=4
..0..2..2..0....0..2..2..0....0..2..2..2....0..2..0..2....0..2..2..0
..0..2..2..2....0..2..0..2....0..0..2..0....2..0..2..0....0..2..2..0
..0..0..2..0....2..0..2..0....0..2..2..0....0..2..2..0....0..2..2..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Jan 14 2013
STATUS
approved