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A220924 Majority value maps: number of 3 X n binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal, diagonal and antidiagonal neighbors in a random 0..2 3 X n array. 1

%I #6 Dec 31 2023 16:13:53

%S 1,35,324,2874,23519,189300,1518325,12108564,96462722,767444203,

%T 6103182056,48518471669,385655300194,3065114816680,24359921393810,

%U 193594157479808,1538519483815008,12226723695041600,97166262202404105

%N Majority value maps: number of 3 X n binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal, diagonal and antidiagonal neighbors in a random 0..2 3 X n array.

%C Row 3 of A220922.

%H R. H. Hardin, <a href="/A220924/b220924.txt">Table of n, a(n) for n = 1..78</a>

%e Some solutions for n=3

%e ..1..0..1....0..1..1....1..1..0....0..1..1....1..0..1....1..1..0....0..1..0

%e ..0..0..1....1..0..0....1..1..1....1..1..0....1..0..0....0..0..1....1..0..1

%e ..0..0..0....0..0..0....0..1..1....0..0..1....1..1..0....0..0..0....1..1..0

%Y Cf. A220922.

%K nonn

%O 1,2

%A _R. H. Hardin_, Dec 25 2012

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Last modified April 24 18:15 EDT 2024. Contains 371962 sequences. (Running on oeis4.)