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 A375333 #5 Aug 12 2024 13:11:33 %S A375333 -1,187,2492,56290,24993485,2063792939 %N A375333 a(n) is the smallest number which can be represented as the sum of 6 distinct positive n-th powers in exactly 4 ways, or -1 if no such number exists. %e A375333 a(6) = 2063792939 = 1^6 + 4^6 + 16^6 + 21^6 + 31^6 + 32^6 %e A375333 = 4^6 + 7^6 + 20^6 + 22^6 + 29^6 + 33^6 %e A375333 = 5^6 + 7^6 + 16^6 + 25^6 + 30^6 + 32^6 %e A375333 = 5^6 + 8^6 + 14^6 + 27^6 + 29^6 + 32^6. %Y A375333 Cf. A046881, A342900, A374418, A374421, A374422, A374423, A374424, A374425, A375329, A375330, A375331, A375332, A375334. %K A375333 sign,hard,more %O A375333 1,2 %A A375333 _Ilya Gutkovskiy_, Aug 12 2024