This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A173832 #4 Dec 08 2018 17:23:34
%S A173832 31,241,1021,3121,7759,16787,32749,59029,99991,161047,248827,371291,
%T A173832 537811,759371,1048573,1419839,1889561,2476081,3199997,4084081,
%U A173832 5153623,6436327,7962607,9765619,11881357,14348891,17210353,20511143,24299981
%N A173832 Largest prime < n^5.
%t A173832 PrimePrev[n_]:=Module[{k},k=n-1;While[ !PrimeQ[k],k-- ];k];f[n_]:=n^5;lst={};Do[AppendTo[lst,PrimePrev[f[n]]],{n,5!}];lst
%t A173832 NextPrime[Range[2, 30]^5, -1] (* _Ray Chandler_, Dec 08 2018 *)
%Y A173832 Cf. A014220, A053001, A077037, A173831
%K A173832 nonn
%O A173832 2,1
%A A173832 _Vladimir Joseph Stephan Orlovsky_, Feb 25 2010