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A317571 Number of nX7 0..1 arrays with every element unequal to 0, 1, 2, 3, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero. 1
64, 5912, 199987, 8305672, 376898848, 16121282196, 703696012516, 30722175114871, 1337502015395808, 58309965342784953, 2541502467315526566, 110764465819955958339, 4827733372971557091616, 210414786612025217073490 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A317572.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A317572.

Sequence in context: A305529 A317003 A316821 * A240346 A009823 A222100

Adjacent sequences:  A317568 A317569 A317570 * A317572 A317573 A317574

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jul 31 2018

STATUS

approved

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Last modified May 27 08:12 EDT 2022. Contains 354096 sequences. (Running on oeis4.)