OFFSET
1,8
COMMENTS
Every 0 is next to 0 2's, every 1 is next to 1 3's, every 2 is next to 2 1's, every 3 is next to 3 0's, every 4 is next to 4 4's
Table starts
.1....1......1........1..........1.............1...............1
.1....1......3........7.........17............41..............99
.1....3.....20.......71........282..........1144............4559
.1....7.....71......401.......2923.........19567..........134507
.1...17....282.....2923......35202........400368.........4717086
.1...41...1144....19567.....400368.......7942712.......158910093
.1...99...4559...134507....4717086.....158910093......5423213789
.1..239..18153...919377...54734117....3154873061....184583551173
.1..577..72678..6283897..637202902...62983652064...6281590396734
.1.1393.290202.42987489.7415237912.1254587192478.213663802431954
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..264
EXAMPLE
Some solutions for n=6 k=4
..0..0..3..0....0..0..3..0....0..0..3..0....0..3..0..0....0..0..3..0
..0..0..0..0....0..0..0..0....0..0..0..3....3..0..0..3....3..0..0..0
..0..0..0..0....0..0..0..0....0..1..3..0....0..3..0..0....0..0..0..3
..0..0..1..0....3..0..0..0....0..0..0..0....0..1..0..0....0..0..0..0
..3..0..3..0....0..0..0..3....3..0..0..3....0..1..3..0....0..1..3..0
..0..3..0..0....0..0..0..0....0..3..0..0....0..0..0..0....0..0..0..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Oct 06 2011
STATUS
approved