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 A036176 #14 Jul 08 2025 21:41:08 %S A036176 0,8,6,16,1,14,33,24,12,9,55,22,59,41,7,32,21,20,62,17,39,63,46,30,2, %T A036176 67,18,49,35,15,11,40,61,29,34,28,64,70,65,25,4,47,51,71,13,54,31,38, %U A036176 66,10,27,3,53,26,56,57,68,43,5,23,58,19,45,48,60,69,50,37,52,42,44,36 %N A036176 Log base 5 (n) mod 73. %D A036176 I. M. Vinogradov, Elements of Number Theory, p. 224. %H A036176 I. M. Vinogradov, <a href="https://isidore.co/calibre/get/pdf/4459">Elements of Number Theory</a>, Translation of 5th revised edition, Dover Publications Inc., 1954, p. 224. %F A036176 Row n=21 of T(n,k) in A054503. - _Georg Fischer_, Jan 19 2020 %t A036176 a[1]=0; a[n_]:=MultiplicativeOrder[5, 73, {n}]; Array[a, 72] (* _Vincenzo Librandi_, Apr 04 2020 *) %Y A036176 Cf. A054503. %K A036176 nonn,fini,full %O A036176 1,2 %A A036176 _N. J. A. Sloane_ %E A036176 a(59)-a(72) from _Georg Fischer_, Jan 19 2020