OFFSET
1,2
COMMENTS
Table starts
.1.4....9.....16.......25.......36.......49.......64......81....100....121
.0.8...36.....80......140......216......308......416.....540....680....836
.0.8..108....328......672.....1128.....1696.....2376....3168...4072...5088
.0.8..288...1256.....3084.....5712.....9120....13288...18216..23904..30352
.0.0..720...4576....13640....28224....48232....73408..103692.139056.179500
.0.0.1440..15424....57288...134408...248208...397152..580328.797160
.0.0.2304..47648...228512...616752..1241936..2102944.3192912
.0.0.2664.134944...866888..2732016..6049424.10906120
.0.0.1512.345120..3123680.11693984.28716816
.0.0....0.789696.10664384.48391584
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..117
FORMULA
Empirical: T(1,k) = k^2
Empirical: T(2,k) = 8*k^2 - 12*k for k>1
Empirical: T(3,k) = 56*k^2 - 160*k + 72 for k>3
Empirical: T(4,k) = 380*k^2 - 1532*k + 1224 for k>5
Empirical: T(5,k) = 2540*k^2 - 12896*k + 14016 for k>7
Empirical: T(6,k) = 16752*k^2 - 101420*k + 136160 for k>9
Empirical: T(7,k) = 109360*k^2 - 763776*k + 1206864 for k>11
Empirical: T(8,k) = 708492*k^2 - 5580668*k + 10074432 for k>13
Empirical: T(9,k) = 4562676*k^2 - 39873424*k + 80572112 for k>15
Empirical: T(10,k) = 29244672*k^2 - 280021012*k + 623972304 for k>17
EXAMPLE
Some n=4 solutions for 4X4
..0..0..0..0....0..0..0..0....0..0..0..0....4..0..0..0....0..0..0..0
..3..0..4..0....2..0..3..4....2..3..0..0....3..0..2..0....0..0..0..0
..2..1..0..0....1..0..0..0....0..4..0..0....0..0..0..0....4..0..1..0
..0..0..0..0....0..0..0..0....1..0..0..0....0..0..1..0....3..0..2..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Mar 08 2011
STATUS
approved