**Carmichael numbers: composite numbers n such that a^(n-1) == 1 (mod n) if a is prime to n.**

*561, 1105, 1729, 2465, 2821, 6601, 8911, 10585, 15841, 29341, 41041, 46657*

*5 seqfan posts*

Index of A-numbers in seqfan: by ascending order by month by frequency by keyword

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