Least a(n) such that p(n)#*(p(n)#-a(n))-1 is prime with p(i)#=i-th primorial.
0, 1, 2, 1, 2, 4, 2, 1, 4, 9, 1, 2, 14, 2, 3, 9, 2, 9, 24, 1, 25, 1, 7, 8, 2, 52, 14, 13, 42, 7
3 seqfan posts
Wed Jan 14 18:16:55 CET 2009 [seqfan] Re: b-file mismatch A145173
Fri Jan 9 16:10:48 CET 2009 [seqfan] Re: b-file mismatch A145173
Fri Jan 9 15:51:18 CET 2009 [seqfan] b-file mismatch A145173
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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