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A298499 Number of nX6 0..1 arrays with every element equal to 0, 1, 3, 4 or 7 king-move adjacent elements, with upper left element zero. 1
13, 73, 6, 97, 403, 277, 1602, 6037, 19001, 93205, 385257, 1922853, 8998837, 41053602, 209724071, 984080838, 4675122075, 23439321471, 111121478961, 535632138435, 2646696799591, 12653117278380, 61300729876967 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A298501.

LINKS

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

EXAMPLE

Some solutions for n=3

..0..0..0..0..0..0. .0..0..0..0..0..0. .0..0..0..0..0..0. .0..0..0..0..0..0

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

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

CROSSREFS

Cf. A298501.

Sequence in context: A189605 A000470 A297905 * A298318 A299391 A299192

Adjacent sequences:  A298496 A298497 A298498 * A298500 A298501 A298502

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 20 2018

STATUS

approved

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Last modified January 22 10:23 EST 2021. Contains 340362 sequences. (Running on oeis4.)