OFFSET
1,1
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..176
EXAMPLE
Table starts:
..3..1...5....1....3.....1.....5......1......3......1......5......1......3
..4..7..14....5...24.....1....22......9.....12......3.....50......1......4
..5.17..38...66..130...136...243....242....385....251....593....257....624
..6.25..70..174..364...664..1160...1866...2768...3666...5646...6253...8846
..7.34.111..329..771..1720..3347...6503..10734..17926..28720..42251..61524
..8.44.162..539.1386..3491..7416..15973..29070..54543..93776.157192.247014
..9.55.224..815.2281..6263.14376..33236..65672.132796.243172.442027
.10.67.298.1169.3534.10400.25584..62678.132778.284451.550980
.11.80.385.1614.5236.16357.42852.110487.248816.559841
.12.94.486.2164.7492.24694.68552.185231.440772
Some solutions for n=3 and k=2:
..0....0....0....0....0....0....0....0....0....0....0....1....0....0....0....0
..0....0....0....0....0....0....0....0....1....1....0....1....0....1....0....1
..2....0....0....0....0....1....0....0....1....1....1....1....0....1....1....2
..2....2....1....1....0....1....0....1....1....1....2....2....0....2....1....2
..2....2....1....1....2....1....1....2....2....1....2....2....0....2....2....2
..2....2....1....2....2....1....1....2....2....2....2....2....0....2....2....2
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Jan 07 2011
STATUS
approved