login
Number of nX5 (0,1,2) arrays of permanents of 2X2 subblocks of some (n+1)X6 binary array
1

%I #4 Jun 19 2013 06:16:59

%S 145,12961,541932,20749217,838184554,34632124236,1426163794260,

%T 58502335399707,2398927985473786,98415203461205054,

%U 4038034596668047561,165676840013590946016,6797376688080303437625,278882160827775201571472

%N Number of nX5 (0,1,2) arrays of permanents of 2X2 subblocks of some (n+1)X6 binary array

%C Column 5 of A226852

%H R. H. Hardin, <a href="/A226849/b226849.txt">Table of n, a(n) for n = 1..19</a>

%e Some solutions for n=3

%e ..0..0..0..0..0....0..0..0..1..2....0..0..1..1..1....0..0..0..0..0

%e ..2..0..0..2..2....1..0..0..2..1....0..1..1..2..0....1..1..2..1..0

%e ..2..0..0..0..1....0..0..0..0..0....0..0..0..2..0....2..2..2..1..1

%K nonn

%O 1,1

%A _R. H. Hardin_ Jun 19 2013