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A301488 Number of nX5 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. 1
16, 138, 441, 2354, 15124, 93753, 594953, 3838256, 24838061, 160839839, 1042619839, 6763367230, 43889654521, 284881447030, 1849378643334, 12006623942213, 77953492723901, 506129442739365, 3286200443785495 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A301491.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A301491.

Sequence in context: A300495 A300934 A300878 * A232311 A048533 A303145

Adjacent sequences:  A301485 A301486 A301487 * A301489 A301490 A301491

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 22 2018

STATUS

approved

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Last modified May 20 20:16 EDT 2019. Contains 323426 sequences. (Running on oeis4.)