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A304667 Number of nX6 0..1 arrays with every element unequal to 0, 1, 3, 5 or 6 king-move adjacent elements, with upper left element zero. 1
13, 105, 123, 544, 1926, 5101, 15421, 48922, 143214, 444335, 1400682, 4214900, 12959240, 40298167, 122726980, 376705486, 1164728930, 3566783028, 10948433283, 33744267108, 103560501696, 317995281524, 978582172848, 3005885925021 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A304669.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A304669.

Sequence in context: A303967 A304929 A041316 * A306170 A305345 A316613

Adjacent sequences:  A304664 A304665 A304666 * A304668 A304669 A304670

KEYWORD

nonn

AUTHOR

R. H. Hardin, May 16 2018

STATUS

approved

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Last modified May 19 08:46 EDT 2022. Contains 353826 sequences. (Running on oeis4.)