%I #4 Mar 31 2012 12:35:46
%S 2,4,11,15,48,48,113,89,78,42,106,174,359,224,189,173,369,515,1047,
%T 1562,1428,592,1205,2067,2072,894,861,862,1751,2613,5255,6994,6266,
%U 2460,2461,2462,4959,3587,3588,3589,7217,10806,21653,32459,32460,13912,27869,48261
%N Number of increasing sequences of n integers x(1),...,x(n) with values in 1..2*n such that x(j) divides x(k) if j divides k
%C Column 2 of A180383
%H R. H. Hardin, <a href="/A180384/b180384.txt">Table of n, a(n) for n=1..95</a>
%K nonn
%O 1,1
%A _R. H. Hardin_ Sep 01 2010