%I #3 Mar 30 2012 17:29:22
%S 2,21,222,210,2310,201630,2012010,20030010,223092870,20090100030,
%T 200560490130,20055767721990,2000029432190790,20384767656323070,
%U 2000848249650860610,200001648981983238390,2183473617971732996910
%N Smallest number beginning with 2 that is the product of exactly n distinct primes.
%e a(1) = 2, a(5) = 2310 = 2*3*5*7*11.
%Y Cf. A077326-A077334, A106411-A106419, A106421-A106429.
%K base,nonn
%O 1,1
%A _Ray Chandler_, May 02 2005
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