Numbers n such that 6n+5 is composite.
5, 10, 12, 15, 19, 20, 23, 25, 26, 30, 33, 34, 35, 36, 40, 45, 47, 49, 50, 53, 54, 55, 56
2 seqfan posts
Fri Jan 30 15:12:53 CET 2009 [seqfan] R: Seqfan Digest, Vol 4, Issue 19
Sat Jan 24 16:18:52 CET 2009 [seqfan] Re: [OEIS] Wrong comments
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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