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A302874 Number of nX5 0..1 arrays with every element equal to 0, 1, 3, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. 1
8, 31, 72, 306, 1197, 4849, 23037, 114810, 603229, 3319946, 18585700, 105379875, 603107047, 3467522323, 19998520262, 115602617979, 669078024352, 3875760664026, 22464758703891, 130258464383067, 755475828119163 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A302877.

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

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

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

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

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

CROSSREFS

Cf. A302877.

Sequence in context: A303037 A230386 A022273 * A061294 A240707 A115293

Adjacent sequences:  A302871 A302872 A302873 * A302875 A302876 A302877

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 15 2018

STATUS

approved

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Last modified April 1 01:23 EDT 2020. Contains 333153 sequences. (Running on oeis4.)