%I #4 Oct 19 2015 09:43:16

%S 3,17,173,2067,24687,296225,3553436,42642554,511712619,6140559316,

%T 73686765921,884241323228,10610896345739,127330756295778,

%U 1527969081184125,18335628979182773,220027547772793889

%N Number of (n+1)X(2+1) 0..4 arrays with each row and column divisible by 11, read as a base-5 number with top and left being the most significant digits.

%C Column 2 of A263464.

%H R. H. Hardin, <a href="/A263460/b263460.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

%e ..4..4..1....4..4..1....0..0..0....3..0..2....0..2..1....2..3..1....1..1..3

%e ..1..3..4....3..4..4....3..4..4....3..2..3....3..4..4....0..0..0....1..3..4

%e ..4..2..0....3..2..3....2..1..0....4..4..1....2..3..1....0..2..1....1..3..4

%e ..0..2..1....1..3..4....0..2..1....3..0..2....3..2..3....3..0..2....3..0..2

%e ..3..2..3....4..4..1....4..4..1....0..2..1....0..2..1....0..0..0....2..3..1

%Y Cf. A263464.

%K nonn

%O 1,1

%A _R. H. Hardin_, Oct 19 2015