OFFSET
1,2
COMMENTS
Table starts
...1........4..............8.................18...................32
...4.......77...........1170..............14107...............139471
...8.....1170.........134217...........11648559............803133854
..18....14107.......11648559.........7375608084........3674187761233
..32...139471......803133854......3674187761233....13189629907532856
..58..1177568....46034224561...1507315600099908.38785259210265819578
..94..8721417..2263314310579.526500713340421071
.151.57801225.97590406110264
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..59
EXAMPLE
Some solutions for n=3 k=3
.-3..2..2...-3.-1..3...-3.-3..2...-3.-1..1...-2..0..2...-3.-1..1...-3.-3.-3
..1.-2.-1...-3..1.-2...-1..0..1....0.-3..2...-2..3.-1....1..2.-3....1..2..3
..3.-2..0....0..2..3....0..1..3....2..2..0...-1.-1..2....3..2.-2....2.-1..2
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Dec 07 2011
STATUS
approved