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A300604 Number of nX7 0..1 arrays with every element equal to 0, 2, 3 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. 1
1, 74, 230, 1397, 11752, 110249, 1056816, 9684995, 92435041, 880584819, 8391672510, 79962511095, 763064081276, 7281278638212, 69463421784079, 662816884120372, 6324400190195839, 60344941962776127, 575795288992490918 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 7 of A300605.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A300605.

Sequence in context: A204370 A204363 A051970 * A301329 A121809 A204361

Adjacent sequences: A300601 A300602 A300603 * A300605 A300606 A300607

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 09 2018

STATUS

approved

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Last modified March 30 07:38 EDT 2023. Contains 361606 sequences. (Running on oeis4.)