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A281764 Number of nX7 0..1 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards. 1
15, 698, 7466, 68362, 589990, 4845178, 38998648, 306847534, 2376142873, 18172170592, 137541600309, 1032205229342, 7690612680576, 56948407735784, 419460675116112, 3075312381551048, 22455267348093278, 163373533509709066 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A281765.
LINKS
EXAMPLE
Some solutions for n=4
..0..0..0..0..0..1..1. .0..0..0..1..1..0..1. .0..1..1..0..0..1..1
..0..0..0..0..1..1..1. .1..1..1..0..0..1..0. .1..1..1..1..0..0..1
..0..0..0..0..1..1..1. .1..1..0..0..1..0..1. .1..1..1..0..0..1..1
..0..0..0..1..1..0..0. .1..0..0..0..0..1..1. .1..1..1..0..0..1..1
CROSSREFS
Cf. A281765.
Sequence in context: A062079 A062032 A204251 * A209740 A209461 A209523
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 29 2017
STATUS
approved

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Last modified July 15 07:59 EDT 2024. Contains 374324 sequences. (Running on oeis4.)