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 A387521 #16 Sep 05 2025 01:03:39 %S A387521 1,5,11,17,24,44,52,73,115,126,189,287,320,368,453,638,639,640,641, %T A387521 642,643,644,645,646,647,650,652,667,674,678,809,821,996,1016,1206, %U A387521 1425,1497,2020,2425,2637,2747,3006,3017,3541,4597,4649,4680,4867,4876,6105,6247,9513,9662,9795 %N A387521 Indices of record low points in A386487. %H A387521 Michael De Vlieger, <a href="/A387521/b387521.txt">Table of n, a(n) for n = 1..1129</a> %Y A387521 Cf. A386482, A386487, A386488, A387519, A387520. %K A387521 nonn,new %O A387521 1,2 %A A387521 _N. J. A. Sloane_, Sep 01 2025