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 A387090 #15 Sep 03 2025 09:11:02 %S A387090 1,2,3,5,11,13,17,23,29,41,43,89,101,109,113,151,157,163,167,223,227, %T A387090 229,233,239,251,257,311,313,349,383,389,443,499,503,643,653,661,673, %U A387090 677,683,691,709,823,827,829,839,859,863,877,881,883,887,919,937,941,971 %N A387090 Distinct values of A387089. %C A387090 These are the positive numbers that are the slowest to appear in A386482. Presumably they are all primes except for the initial 1. See A386484 for when they appear. - _N. J. A. Sloane_, Aug 16 2025 %H A387090 Rémy Sigrist, <a href="/A387090/b387090.txt">Table of n, a(n) for n = 1..1243</a> %H A387090 Rémy Sigrist, <a href="/A387090/a387090.gp.txt">PARI program</a> %H A387090 Rémy Sigrist, <a href="/A387090/a387090.txt">C++ program</a> %o A387090 (PARI) \\ See Links section. %o A387090 (C++) // See Links section. %Y A387090 Cf. A386482, A386484, A387072, A387089. %K A387090 nonn,changed %O A387090 1,2 %A A387090 _Rémy Sigrist_, Aug 16 2025 %E A387090 Added a(1) = 1 and a comment. - _N. J. A. Sloane_, Aug 16 2025