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A265373 T(n,k)=Number of nXk arrays containing k copies of 0..n-1 with no equal horizontal, vertical or antidiagonal neighbors and new values introduced sequentially from 0. 5
1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1, 10, 1, 0, 0, 1, 32, 99, 1, 0, 0, 1, 236, 4954, 1146, 1, 0, 0, 1, 1238, 363850, 878953, 15422, 1, 0, 0, 1, 7968, 25964546, 860077644, 192333677, 237135, 1, 0, 0, 1, 49214, 2006263350, 919241950442, 3040856393843, 53404173562 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,14

COMMENTS

Table starts

.1.......0...........0.............0............0..........0............0

.1.......0...........0.............0............0..........0............0

.1.......1...........1.............1............1..........1............1

.1......10..........32...........236.........1238.......7968........49214

.1......99........4954........363850.....25964546.2006263350.159927435847

.1....1146......878953.....860077644.919241950442

.1...15422...192333677.3040856393843

.1..237135.53404173562

.1.4106680

.1

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..60

EXAMPLE

Some solutions for n=4 k=4

..0..1..2..0....0..1..2..3....0..1..2..0....0..1..2..3....0..1..2..1

..2..3..1..3....3..0..1..2....3..0..3..2....2..3..0..2....2..0..3..2

..0..2..0..2....1..3..0..1....1..2..1..3....1..2..1..0....3..1..0..3

..1..3..1..3....0..2..3..2....3..0..2..1....3..0..3..1....0..3..1..2

CROSSREFS

Column 2 is A190823.

Sequence in context: A222521 A068159 A108695 * A309202 A105031 A307978

Adjacent sequences:  A265370 A265371 A265372 * A265374 A265375 A265376

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin, Dec 07 2015

STATUS

approved

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Last modified December 2 17:08 EST 2021. Contains 349445 sequences. (Running on oeis4.)