login
Majority value maps: number of nX3 binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and vertical neighbors in a random 0..3 nX3 array
1

%I #5 Dec 10 2012 16:36:13

%S 4,35,243,1887,15189,116448,909903,7061662,54764410,425003183,

%T 3295808062,25561278738,198233289265,1537281767263,11921547738532,

%U 92449984931302,716936108446899,5559728723273092,43114791778783459,334348143414517835

%N Majority value maps: number of nX3 binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and vertical neighbors in a random 0..3 nX3 array

%C Column 3 of A220323

%H R. H. Hardin, <a href="/A220320/b220320.txt">Table of n, a(n) for n = 1..100</a>

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Dec 10 2012