This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A077331 #6 Dec 05 2013 19:55:51 %S A077331 61,6,60,630,6006,60060,690690,60090030,601380780,6469693230, %T A077331 600319429710,60007743265470,600277546959090,60039293728424010, %U A077331 614889782588491410,60865792091025932010,6000526229622444289770,600025752738409899231330 %N A077331 Smallest number beginning with 6 and having exactly n distinct prime divisors. %e A077331 a(3) = 60 = 2^2*3*5. %Y A077331 Cf. A077326, A077327, A077328, A077329, A077330, A077332, A077333, A077334. %Y A077331 Cf. A106411-A106419, A106421-A106429. %K A077331 base,nonn %O A077331 1,1 %A A077331 _Amarnath Murthy_, Nov 04 2002 %E A077331 Corrected and extended by Sam Handler (sam_5_5_5_0(AT)yahoo.com), Jul 21 2004 %E A077331 a(8)-a(10) from _Ray Chandler_, Apr 17 2005 %E A077331 More terms from _Ray Chandler_, May 02 2005