A299940 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A299940

Number of nX6 0..1 arrays with every element equal to 0, 1, 2, 3, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

32, 969, 1860, 7016, 30204, 124748, 495413, 2007099, 8185319, 33071007, 133779494, 543316400, 2205549089, 8951083065, 36361505664, 147797032613, 600941149524, 2444560983427, 9949418213584, 40512983326103, 165037992023476

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Column 6 of A299942.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A299942.

Sequence in context: A298285 A299357 A299178 * A274894 A275136 A276298

Adjacent sequences: A299937 A299938 A299939 * A299941 A299942 A299943

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 22 2018

STATUS

approved