Least k such that n^k mod k = n+1.
4700063497, 41459, 6821, 15853, 121129, 535, 36196439, 3827, 15084115509707
5 seqfan posts
Wed Aug 5 19:56:50 CEST 2009 [seqfan] Re: Several errors in A128172
Wed Aug 5 07:16:10 CEST 2009 [seqfan] Re: Several errors in A128172
Wed Aug 5 07:33:41 CEST 2009 [seqfan] Re: Several errors in A128172
Tue Aug 4 22:32:44 CEST 2009 [seqfan] Re: Several errors in A128172
Tue Aug 4 21:23:49 CEST 2009 [seqfan] Several errors in A128172
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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