OFFSET
1,1
COMMENTS
Table starts
.......81.........484...........2704.............13456................64009
......484........6166..........71610............712806..............6676967
.....2704.......71610........1690656..........32944614............595652178
....13456......712806.......32944614........1223112064..........41645945389
....64009.....6676967......595652178.......41645945389........2643367969909
...290521....58739370.....9955305702.....1297010595743......152027338842125
..1283689...498574034...159191945604....38406061258495.....8269611194424492
..5541316..4101893438..2447786874761..1087877705486708...428355037265846415
.23541904.33038787862.36658965039940.29903210113757561.21466834599667321402
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..144
FORMULA
Empirical for column k:
k=1: [linear recurrence of order 13]
k=2: [order 39]
EXAMPLE
Some solutions for n=2 k=4
..0..0..0..0..1....0..0..0..2..0....0..0..0..1..2....0..0..0..1..0
..0..2..2..0..2....1..0..2..2..1....0..1..1..0..2....1..1..2..2..2
..2..2..2..2..1....1..2..0..2..2....0..1..2..2..2....0..1..0..2..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Nov 26 2014
STATUS
approved