OFFSET
1,2
COMMENTS
Every 0 is next to 0 4's, every 1 is next to 1 0's, every 2 is next to 2 3's, every 3 is next to 3 1's, every 4 is next to 4 2's
Table starts
..1...3.....4.......5........8.........12..........17............25
..3...5.....8......17.......34.........62.........123...........243
..4...8.....7......50......111........259.........744..........1840
..5..17....50.....335......894.......3246.......14973.........64423
..8..34...111.....894.....3793......25295......169152........868710
.12..62...259....3246....25295.....237905.....1783508......14742650
.17.123...744...14973...169152....1783508....20775275.....288083607
.25.243..1840...64423...868710...14742650...288083607....5845172493
.37.471..4761..270901..4661189..131257701..3804352736...96877056239
.54.924.12491.1067992.28620947.1161104389.45025949276.1661781001020
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..180
EXAMPLE
Some solutions for n=6 k=4
..1..1..0..0....1..3..1..0....0..1..1..0....0..1..1..0....1..3..1..0
..0..3..1..1....0..1..3..1....0..1..1..0....1..3..1..0....0..1..3..0
..0..1..1..1....0..1..3..1....0..1..1..0....1..3..1..0....1..3..1..0
..1..3..0..0....0..3..1..0....0..1..3..0....0..1..3..0....1..3..1..0
..1..1..0..0....0..1..3..1....0..3..1..1....1..3..1..0....0..1..3..0
..0..1..1..1....1..1..0..1....1..1..0..1....1..0..1..1....0..1..1..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Oct 01 2011
STATUS
approved