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A221289 Equals two maps: number of nX6 binary arrays indicating the locations of corresponding elements equal to exactly two of their horizontal and antidiagonal neighbors in a random 0..3 nX6 array 0

%I

%S 12,792,48298,2890017,172905144,10344276279,618825190371,

%T 37018574118868,2214457259485909,132469006243923162,

%U 7924304243009714341,474032340904538992523,28356641623302251544461

%N Equals two maps: number of nX6 binary arrays indicating the locations of corresponding elements equal to exactly two of their horizontal and antidiagonal neighbors in a random 0..3 nX6 array

%C Column 6 of A221290

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 09 2013

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Last modified June 14 05:51 EDT 2021. Contains 345018 sequences. (Running on oeis4.)