OFFSET
1,4
COMMENTS
Every 0 is next to 0 2's, every 1 is next to 1 2's, every 2 is next to 2 1's, every 3 is next to 3 1's, every 4 is next to 4 1's
Table starts
..1...1....2.....3......4.......6........9........13.........19..........28
..1...5....8....19.....28......58......119.......219........395.........776
..2...8...11....24.....61.....121......270.......614.......1296........2973
..3..19...24...131....206.....834.....2081......6653......15931.......48796
..4..28...61...206....494....2095.....6279.....21530......69977......248366
..6..58..121...834...2095...12019....48014....225222.....831160.....3944345
..9.119..270..2081...6279...48014...223832...1258673....6255191....36099651
.13.219..614..6653..21530..225222..1258673...9712913...54759599...396392100
.19.395.1296.15931..69977..831160..6255191..54759599..396593739..3605695639
.28.776.2973.48796.248366.3944345.36099651.396392100.3605695639.39500650780
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..220
EXAMPLE
Some solutions containing all values 0 to 4 for n=6 k=4
..1..0..0..0....1..2..1..1....0..1..2..1....1..3..1..2....1..2..2..1
..2..1..3..1....1..3..1..2....0..1..2..1....2..1..4..1....1..1..1..0
..2..1..1..2....2..1..1..2....1..3..2..1....2..1..1..0....2..1..4..1
..1..4..1..2....2..1..4..1....2..1..1..0....1..3..2..1....2..1..1..2
..3..1..1..1....1..1..1..0....2..1..4..1....0..1..2..1....1..3..1..2
..1..2..2..1....1..2..2..1....1..3..1..2....0..1..2..1....0..0..0..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Oct 16 2011
STATUS
approved