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A297767 Number of 6Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2, 3 or 4 neighboring 1s. 1
1, 31, 5685, 90727, 1456855, 59707529, 2301783905, 66213677238, 1944129099097, 63049230136397, 2027401928062934, 63102413279467578, 1970605911207789423, 62210056801807436056, 1961461031452058351683, 61622985760713701597898 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 6 of A297762.

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

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

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

CROSSREFS

Cf. A297762.

Sequence in context: A214109 A245290 A090681 * A065756 A263378 A306840

Adjacent sequences:  A297764 A297765 A297766 * A297768 A297769 A297770

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 05 2018

STATUS

approved

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Last modified September 21 19:57 EDT 2019. Contains 327281 sequences. (Running on oeis4.)