Primorial numbers (first definition): product of first n primes. Sometimes written p(n)#.
1, 2, 6, 30, 210, 2310, 30030, 510510, 9699690, 223092870, 6469693230
8 seqfan posts
Fri May 18 09:35:17 CEST 2012 [seqfan] Counting factorizations: A001055 and friends
Thu Feb 3 17:00:38 CET 2011 [seqfan] Re: Can a sequence that is not a linear recurrence with constant coefficients be such mod every prime p (possibly with different coefficients)?
Sat Jan 8 20:58:17 CET 2011 [seqfan] Re: conjectured list of divisibility sequences
Sat Dec 4 14:33:48 CET 2010 [seqfan] Re: Finitude of A161620
Fri Dec 3 16:31:16 CET 2010 [seqfan] Re: Finitude of A161620
Thu Dec 2 23:58:22 CET 2010 [seqfan] Finitude of A161620
Sat Oct 16 05:18:41 CEST 2010 [seqfan] Re: Do Mersenne primes ever divide A076078(n)?
Mon Sep 21 23:15:17 CEST 2009 [seqfan] Primorial numbers
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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