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%I #11 Sep 08 2022 08:45:40
%S 1,5,57,945,18785,423393,10609137,292475249,8804293473,287589316833,
%T 10137858491849,383799398752905,15536767912476993,669920208810550337,
%U 30659724555890596833,1484638520651877849057,75846305139481944586817
%N a(n) = n^(n+3) + (n+3)^n.
%C 1^4 + 4^1 = 5, 2^5 + 5^2 = 57, ...
%H Vincenzo Librandi, <a href="/A155539/b155539.txt">Table of n, a(n) for n = 0..300</a>
%t lst={};Do[m=n+3;q=n^m+m^n;AppendTo[lst,q],{n,0,4!}];lst
%o (Magma) [n^(n+3)+(n+3)^n: n in [0..20] ]; // _Vincenzo Librandi_, Aug 25 2011
%Y Cf. A046065, A051442, A007925, A051489, A153217, A076980.
%K nonn
%O 0,2
%A _Vladimir Joseph Stephan Orlovsky_, Jan 23 2009
%E Offset corrected by _Arkadiusz Wesolowski_, Aug 24 2011
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