OFFSET
1,1
COMMENTS
Table starts
....2.....4......7......11......16.......22.......29.......37........46
....4....12.....28......56.....101......169......267......403.......586
....8....36....100.....228.....465......879.....1568.....2668......4362
...16...108....358.....884....1928.....3902.....7490....13784.....24467
...32...324...1288....3436....7812....16420....32814....63202....118117
...64...972...4636...13440...31710....68282...139638...275766....530583
..128..2916..16684...52700..129402...284254...590254..1183226...2313915
..256..8748..60040..206708..529846..1187830..2496332..5055858...9988498
..512.26244.216064..810664.2172346..4979464.10583872.21606456..42996954
.1024.78732.777544.3178940.8908986.20913026.44986080.92478100.185065944
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..2445
FORMULA
Empirical: columns k=1..7 have recurrences of order 1,1,3,4,5,6,7 for n>0,0,0,0,0,7,8
Empirical: rows n=1..7 are polynomials of degree 2*n for k>0,0,0,2,3,4,5
EXAMPLE
Some solutions for n=3 k=4
..0..0..0..0....0..1..0..0....0..0..1..1....0..0..0..1....1..1..0..0
..0..0..0..1....1..0..0..0....1..1..1..1....1..1..1..1....1..0..0..0
..1..1..1..0....0..0..1..1....1..1..1..1....1..1..1..1....0..0..1..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Apr 05 2013
STATUS
approved