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 A365505 #5 Sep 25 2023 09:07:04 %S A365505 3,6,128,1298,375534 %N A365505 a(n) is the least integer that can be expressed as the sum of a prime number and the n-th power of a positive integer in exactly n ways, or -1 if no such integer exists. %e A365505 For n = 3: 128 = 3 + 5^3 = 101 + 3^3 = 127 + 1^3. %Y A365505 Cf. A064283, A365290, A365292, A365504. %K A365505 nonn,more %O A365505 1,1 %A A365505 _Ilya Gutkovskiy_, Sep 07 2023