A235410 - OEIS

%I #4 Jan 10 2014 06:52:40

%S 676,7617,98575,1155953,13930916,145005714,1561049902,14369333157,

%T 137304769214,1126706100728,9586583045675,70788149107317,

%U 541231346453933,3632414579254729,25238718044177536,155443564236298963

%N Number of (n+1)X(5+1) 0..1 arrays with 2X2 subblock sums lexicographically nondecreasing rowwise and nonincreasing columnwise

%C Column 5 of A235413

%H R. H. Hardin, <a href="/A235410/b235410.txt">Table of n, a(n) for n = 1..127</a>

%e Some solutions for n=3

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 10 2014