%I #4 Jun 06 2013 07:04:29
%S 5,67,192,479,963,1709,2893,4633,6895,10079,14273,19437,26217,34565,
%T 44183,56485,71133,87649,107907,131199,156957,187941,223227,261361,
%U 305927,356437,410419,473007,542575,615417,700027,792759,890017,1001073
%N Number of nondecreasing n..n vectors of length 4 whose dot product with some nondecreasing n..n vector equals 4
%C Row 4 of A226410
%H R. H. Hardin, <a href="/A226412/b226412.txt">Table of n, a(n) for n = 1..43</a>
%e Some solutions for n=3
%e ..0...1...2...2....1...2...1...2...2....0...2...3....1...2...1...3
%e ..1....0...2...2....2....0...1...2....0....0...1...1....1...2....1...2
%e ..2....0...2...1....3....0....1...2....0....2....0....2....2...1....1....0
%e ..3....3...1...1....3....1....1...2....0....3....1....3....2....3....2....1
%K nonn
%O 1,1
%A _R. H. Hardin_ Jun 06 2013
