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A221498 Majority value maps: number of n X 7 binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and antidiagonal neighbors in a random 0..3 n X 7 array. 1

%I #6 May 21 2021 14:12:58

%S 37,6466,874106,107190767,12890161742,1542965772979,184428463987187,

%T 22035191562675162,2632400308104658776,314464207472644083695,

%U 37565215570028067620813,4487445666686735577416775

%N Majority value maps: number of n X 7 binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and antidiagonal neighbors in a random 0..3 n X 7 array.

%C Column 7 of A221499.

%H R. H. Hardin, <a href="/A221498/b221498.txt">Table of n, a(n) for n = 1..44</a>

%e Some solutions for n=3

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

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

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

%Y Cf. A221499.

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 18 2013

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Last modified April 13 05:15 EDT 2024. Contains 371639 sequences. (Running on oeis4.)