References to A195165

Starting with 2, successively concatenate the numbers in the prime factorization of a(n-1), including both the prime and its exponent.
2, 21, 3171, 31711511, 131171431471711, 16333180310678671

1 seqfan posts

Thu Sep 15 02:15:02 CEST 2011    [seqfan] Re: Do 20 and 105 eventually reach a prime in these sequences?

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