cp's OEIS Frontend

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.

A201882 Where the first run of length n occurs in maximally unpredictable sequences A007061, A038219.

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%I A201882 #16 Feb 17 2025 01:31:55
%S A201882 1,3,8,11,27,36,84,231,349,535,1267,2916,4114,14349,27045,35059,89723,
%T A201882 234443,408129,799350,1926026,2170589,4291892,10758318,21141201,
%U A201882 57927399,122141530,138265841
%N A201882 Where the first run of length n occurs in maximally unpredictable sequences A007061, A038219.
%C A201882 A201881(a(n)) = n and A201881(m) < n for m < a(n).
%C A201882 Since every substring appears in A007061 (and A038219) this sequence is infinite. - _N. J. A. Sloane_, May 17 2019
%H A201882 Rémy Sigrist, <a href="/A201882/a201882.txt">C program</a>
%o A201882 (Haskell)
%o A201882 a201882 = ((+ 1) . fromJust . (`elemIndex` a201881_list))
%o A201882 (C) // See Links section
%Y A201882 Cf. A007061, A038219.
%K A201882 nonn,more
%O A201882 1,2
%A A201882 _Reinhard Zumkeller_, Dec 11 2011
%E A201882 a(11)-a(28) from _Rémy Sigrist_, Jul 31 2022