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 A352350 #5 Feb 16 2025 08:34:03 %S A352350 558,1528,2266,3362,5117,6157,9808,9947,13904,17340,17187,19912,27719 %N A352350 a(n) is the largest number that is not the sum of distinct n-gonal pyramidal numbers. %H A352350 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/PyramidalNumber.html">Pyramidal Number</a> %Y A352350 Cf. A007419, A080851, A102806, A352349. %K A352350 nonn,more %O A352350 3,1 %A A352350 _Ilya Gutkovskiy_, Mar 12 2022