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A077328 Smallest number beginning with 3 and having exactly n distinct prime divisors. 9

%I #5 Dec 05 2013 19:55:51

%S 3,33,30,330,3570,30030,3008460,30120090,300690390,30043474230,

%T 304075581810,30035662366710,304250263527210,30078810535603830,

%U 3001252188252588270,32589158477190044730,3003056284355533696290

%N Smallest number beginning with 3 and having exactly n distinct prime divisors.

%e a(1) = 3, a(6) = 30030 = 2*3*5*7*11*13.

%Y Cf. A077326, A077327, A077329, A077330, A077331, A077332, A077333, A077334.

%Y Cf. A106411-A106419, A106421-A106429.

%K base,nonn

%O 1,1

%A _Amarnath Murthy_, Nov 04 2002

%E Correct a(3)=30 and add a(5)-a(10) from _Ray Chandler_, Apr 17 2005

%E More terms from _Ray Chandler_, May 02 2005

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Last modified May 14 20:17 EDT 2024. Contains 372533 sequences. (Running on oeis4.)