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 A386483 #10 Aug 17 2025 11:16:41 %S A386483 2,5,17,11,24,44,52,31,73,126,57,115,809,821,76,652,144,189,667,674, %T A386483 678,207,287,1016,832,2020,320,310,2026,2637,368,236,453,996,1206, %U A386483 3017,3541,3544,4876,1425,1497,2425,2053,2747,3006,4867,684,12680,12803,12808,12898,12901,6247,12907,13279,837,2442,2445,9513,9795,13080,13088 %N A386483 Index of n-th prime in A386482, or -1 if that prime is missing. %H A386483 Rémy Sigrist, <a href="/A386483/b386483.txt">Table of n, a(n) for n = 1..2500</a> %H A386483 Rémy Sigrist, <a href="/A386483/a386483.gp.txt">PARI program</a> %o A386483 (PARI) \\ See Links section. %Y A386483 Cf. A386482, A387072, A387076, A387077. %K A386483 nonn %O A386483 1,1 %A A386483 _N. J. A. Sloane_, Aug 16 2025