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%I #4 May 13 2020 19:00:09
%S 1,9,30,90,225,315,630,945,1575,2835,4410,3465,8190,6930,14175,10395,
%T 27720,17325,35910,31185,66150,62370,99225,45045,198450,90090,121275,
%U 103950,207900,155925,415800,135135,311850,368550,353430,225225,1158300,706860
%N a(n) is the least number with exactly n odd divisors that are <= sqrt(n).
%C Index of first occurrence of n in A069288.
%Y Cf. A005179, A038547, A038549, A069288.
%K nonn
%O 1,2
%A _Ilya Gutkovskiy_, May 13 2020