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A222537 Number of nX4 0..1 arrays with no more than floor(nX4/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..1 order 1
4, 8, 32, 161, 929, 5216, 28925, 162141, 912903, 5173092, 29396683, 167762776, 959322582, 5502320951, 31616397343, 182059946130, 1050008499634, 6065589521359, 35085427384190, 203204644416910, 1178212820481460 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 4 of A222541
LINKS
EXAMPLE
Some solutions for n=3
..0..0..0..0....0..0..0..0....0..1..1..1....0..1..0..0....0..0..0..0
..0..0..0..0....0..0..0..0....1..1..1..1....0..0..0..0....0..0..0..0
..0..1..0..0....1..0..0..1....1..1..1..1....0..0..0..0....0..0..1..1
CROSSREFS
Sequence in context: A358408 A098579 A261196 * A208924 A032467 A009265
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 24 2013
STATUS
approved

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Last modified July 25 08:34 EDT 2024. Contains 374586 sequences. (Running on oeis4.)