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A220389 Majority value maps: number of 4 X n binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and antidiagonal neighbors in a random 0..1 4 X n array. 1
1, 65, 753, 7462, 96772, 1191846, 14300020, 173237008, 2099827058, 25429907185, 308015025891, 3730748101061, 45187679794622, 547324309089088, 6629322362588949, 80295917106362511, 972563175651344849 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Row 4 of A220386.
LINKS
EXAMPLE
Some solutions for n=3
..0..0..1....1..0..0....1..1..1....0..1..1....0..1..1....1..1..1....0..1..1
..1..1..0....0..1..1....0..1..1....1..1..1....1..0..0....0..1..0....1..1..0
..0..0..1....1..1..1....1..0..0....1..0..1....0..0..0....1..1..1....1..0..1
..1..0..0....1..0..1....1..1..1....1..1..1....1..1..1....0..0..0....1..1..1
CROSSREFS
Cf. A220386.
Sequence in context: A294301 A343508 A116277 * A196634 A196639 A008516
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 13 2012
STATUS
approved

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Last modified March 28 14:38 EDT 2024. Contains 371254 sequences. (Running on oeis4.)