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A269479 T(n,k)=Number of nXk arrays containing k copies of 0..n-1 avoiding the pattern down-up in every row and equal-up in every column. 3
1, 1, 2, 1, 6, 4, 1, 14, 54, 8, 1, 34, 574, 600, 16, 1, 78, 6404, 36028, 9102, 32, 1, 178, 72110, 2316638, 3572724, 188472, 64, 1, 398, 816583, 154086724, 1572704377, 548242672, 5118012, 128, 1, 882, 9323584, 10654939686 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Table starts

...1.......1.........1..........1.........1...........1.......1...1.1

...2.......6........14.........34........78.........178.....398.882

...4......54.......574.......6404.....72110......816583.9323584

...8.....600.....36028....2316638.154086724.10654939686

..16....9102...3572724.1572704377

..32..188472.548242672

..64.5118012

.128

LINKS

Table of n, a(n) for n=1..40.

EXAMPLE

Some solutions for n=3 k=4

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

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

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

CROSSREFS

Column 1 is A000079(n-1).

Row 2 is A059570(n+1).

Sequence in context: A112360 A250485 A269505 * A118040 A073387 A259099

Adjacent sequences:  A269476 A269477 A269478 * A269480 A269481 A269482

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin, Feb 27 2016

STATUS

approved

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Last modified October 17 22:38 EDT 2019. Contains 328134 sequences. (Running on oeis4.)