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 A239583 #6 Apr 10 2014 09:45:35 %S A239583 1,8,25,32,125,169,625,1681,3721,32761,97969,177241,707281,1442401, %T A239583 3031081,3463321,6355441,9740641,26020201,53597041,73633561,86938307, %U A239583 93334921,203946961,268337161,392079601,815730721,1348431841,1743981121,3708931801,5158256041,6995816881 %N A239583 Prime powers (A025475) such that the distance to the nearest square is a prime power. %C A239583 The first term that does not appear in A239582 is a(22) = 86938307 = 443^3. %Y A239583 Cf. A025475, A239582. %K A239583 nonn %O A239583 1,2 %A A239583 _Alex Ratushnyak_, Mar 21 2014