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A267713 Number of n X n 0..1 arrays with every repeated value in every row and column greater than the previous repeated value. 0
2, 16, 102, 872, 4444, 26906, 116036, 592110, 2411426, 11438402, 45729992, 209204918, 830949994, 3719941006, 14733123252, 64989888570 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Diagonal of A267719.

LINKS

Table of n, a(n) for n=1..16.

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A267719.

Sequence in context: A207398 A207699 A207902 * A207746 A207248 A208033

Adjacent sequences:  A267710 A267711 A267712 * A267714 A267715 A267716

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 19 2016

STATUS

approved

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Last modified October 28 11:19 EDT 2021. Contains 348329 sequences. (Running on oeis4.)