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A240633 Number of nX5 0..1 arrays with no element equal to exactly three horizontal or vertical neighbors, with new values 0..1 introduced in row major order 1
16, 264, 3147, 38634, 470170, 5723270, 69637692, 847232955, 10307784448, 125409399932, 1525791874675, 18563527698251, 225852928912285, 2747836877644115, 33431523541130644, 406744219230779790 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A240636

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Sequence in context: A303516 A240481 A180809 * A068770 A113359 A236516

Adjacent sequences:  A240630 A240631 A240632 * A240634 A240635 A240636

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 09 2014

STATUS

approved

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Last modified September 25 18:27 EDT 2022. Contains 356986 sequences. (Running on oeis4.)