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 A365504 #6 Sep 25 2023 09:06:55 %S A365504 2,3,67,1298,254179 %N A365504 a(n) is the least integer that can be expressed as the sum of a prime number and the n-th power of a nonnegative integer in exactly n ways, or -1 if no such integer exists. %e A365504 For n = 3: 67 = 3 + 4^3 = 59 + 2^3 = 67 + 0^3. %Y A365504 Cf. A365288, A365289, A365291, A365505. %K A365504 nonn,more %O A365504 1,1 %A A365504 _Ilya Gutkovskiy_, Sep 07 2023