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 A362428 #13 Feb 16 2025 08:34:05 %S A362428 1,25,441 %N A362428 a(n) is the least positive integer that can be expressed as the sum of one or more consecutive perfect powers (A001597) in exactly n ways, or -1 if no such integer exists. %C A362428 a(4) > 1.5 * 10^8. %C A362428 No further terms < 2.8*10^14. - _Michael S. Branicky_, Apr 20 2023 %H A362428 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/PerfectPower.html">Perfect Power</a> %e A362428 For n = 2: 25 = 25 = 9 + 16. %e A362428 For n = 3: 441 = 441 = 216 + 225 = 128 + 144 + 169. %Y A362428 Cf. A001597. %K A362428 nonn,bref,more %O A362428 1,2 %A A362428 _Ilya Gutkovskiy_, Apr 19 2023