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A176823 a(n)=Mod(n^(n+1),(n+1)^n). 1

%I

%S 0,1,8,17,399,73,44638,1570497,5077565,486784401,22187726197,

%T 166394893969,13800864889148,762517292682713,9603465430859099,

%U 803800832678655745,3180753925351614970,947615093635545799201

%N a(n)=Mod(n^(n+1),(n+1)^n).

%t Table[Mod[n^(n+1),(n+1)^n],{n,0,4!}]

%t Table[PowerMod[n,n+1,(n+1)^n],{n,0,20}] (* _Harvey P. Dale_, May 11 2017 *)

%K nonn

%O 1,3

%A _Vladimir Joseph Stephan Orlovsky_, Apr 26 2010

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Last modified January 25 16:42 EST 2020. Contains 331245 sequences. (Running on oeis4.)