p^(p+1) + (p+1)^p, where p = prime(n).
17, 145, 23401, 7861953, 3881436747409, 4731091158953433
1 seqfan posts
Mon Feb 27 20:43:04 CET 2012 [seqfan] Re: A104128
Index of A-numbers in seqfan: by ascending order
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