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 A375789 #26 Sep 04 2024 15:37:01 %S A375789 1,6,4,50,397,496,4167,15052,30627,182105,550497,447673,3143598, %T A375789 4821309,19552188,67889102,109303021,378355224 %N A375789 First position index for A197123(n) in the decimal expansion of Pi. %C A375789 Positions in the digits of Pi are numbered starting from 0 for the initial "3". %e A375789 For n=3, the first string of 3 digits to repeat in Pi is A197123(3) = 592 and it had first occurred at position a(3) = 4, %e A375789 Pi = 3.141592 ... 592... %e A375789 ^ ^ %e A375789 position 4 61 %Y A375789 Cf. A000796, A197123. %K A375789 nonn,more,base %O A375789 1,2 %A A375789 _Darío Clavijo_, Aug 28 2024 %E A375789 a(11)-a(18) from _Michael S. Branicky_, Sep 04 2024