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 A362865 #29 May 12 2023 12:21:07 %S A362865 1,1,2,1,4,4,3,6,6,6,10,6,12,5,10,10,12,16,18,18,16,16,11,11,20,22,18, %T A362865 22,28,28,22,30,14,11,28,22,36,28,18,36,30,30,16,42,40,42,23,36,23,46, %U A362865 40,42,52,52,46,52,42,46,58,46,60,29,58,46,60,60,66,58,60 %N A362865 a(n) is the length of the longest possible cycle of repeating digits in the digits expansion of 1/x, in base n, among all numbers x between 1 and n-1. %C A362865 This longest cycle may be attained by multiple values of x, among which x = A362840(n) is the smallest. %e A362865 a(10)=6 since in base 10, the longest possible cycle of recurrent digits for 1/x is of length 6, which appears for 1/7 = 0.142857... %Y A362865 Cf. A362840. %Y A362865 Cf. A051626. %K A362865 nonn,base %O A362865 3,3 %A A362865 _Itamar Zamir_, May 06 2023