OFFSET
1,2
COMMENTS
Table starts
.1.4..9..16...25....36....49....64....81....100....121....144....169....196
.0.5.16..33...56....85...120...161...208....261....320....385....456....533
.0.6.31..74..135...214...311...426...559....710....879...1066...1271...1494
.0.2.36.115..236...399...604...851..1140...1471...1844...2259...2716...3215
.0.0.40.184..435...788..1243..1800..2459...3220...4083...5048...6115...7284
.0.0.36.272..772..1525..2524..3769..5260...6997...8980..11209..13684..16405
.0.0.20.330.1224..2726..4807..7458.10679..14470..18831..23762..29263..35334
.0.0.12.390.1910..4880..9250.14969.22026..30421..40154..51225..63634..77381
.0.0..6.450.2872..8522.17564.29834.45255..63814..85511.110346.138319.169430
.0.0..0.398.3868.13796.31548.56952.89684.129637.176796.231161.292732.361509
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..290
FORMULA
Empirical: T(1,k) = k^2
Empirical: T(2,k) = 3*k^2 - 4*k + 1
Empirical: T(3,k) = 9*k^2 - 20*k + 10 for k>1
Empirical: T(4,k) = 21*k^2 - 68*k + 51 for k>2
Empirical: T(5,k) = 51*k^2 - 208*k + 200 for k>3
Empirical: T(6,k) = 123*k^2 - 600*k + 697 for k>4
Empirical: T(7,k) = 285*k^2 - 1624*k + 2210 for k>5
Empirical: T(8,k) = 669*k^2 - 4316*k + 6681 for k>6
Empirical: T(9,k) = 1569*k^2 - 11252*k + 19434 for k>7
Empirical: T(10,k) = 3603*k^2 - 28504*k + 54377 for k>8
EXAMPLE
Some n=4 solutions for 4X4
..0..0..0..0....0..0..0..0....1..0..0..0....0..0..0..0....0..0..0..0
..0..0..0..0....0..0..0..0....2..0..0..0....0..0..0..0....2..3..4..0
..0..4..2..0....0..3..4..0....3..0..0..0....3..1..0..0....0..1..0..0
..0..0..3..1....0..1..2..0....4..0..0..0....4..2..0..0....0..0..0..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Mar 10 2011
STATUS
approved