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%I #19 Sep 08 2022 08:46:14
%S 0,3,20,247,1861,28669,202564,12127115,115222124,6126483469,
%T 19465244918,4282552771669,4226847828547,3334905643119667,
%U 311202902635062863,13506468355090939237,455126377640041434982,3558300899222541879853
%N a(n) = prime(n)^prime(n) mod n^n.
%C Inspired by A262207.
%F a(n) = A051674(n) mod A000312(n).
%e For n = 2, a(n) = 27 mod 4 = 3.
%t Table[Mod[Prime[n]^Prime[n], n^n], {n, 18}] (* _Michael De Vlieger_, Sep 15 2015 *)
%o (PARI) a(n) = (prime(n)^prime(n)) % (n^n);
%o vector(20, n, a(n))
%o (Magma) [NthPrime(n)^NthPrime(n) mod n^n: n in [1..20]]; // _Vincenzo Librandi_, Sep 16 2015
%Y Cf. A262207, A051674, A000312, A004648.
%K nonn,easy
%O 1,2
%A _Altug Alkan_, Sep 15 2015
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