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 A381235 #11 Jul 09 2025 05:08:08 %S A381235 1,74,-1,-2,-3,0,1,30,-2,29,1,4,-6,0,1,2,-1,-2,-9,0,1,2,-2,-35,-1,-2, %T A381235 -3,0,1,5,-2,3,1,-4,-1,-2,-3,1,2,-1,-2,-3,0,1,2,-1,-2,-21,-7,0,1,-4, %U A381235 -1,-2,7,2,-3,1,-8,-3,1,-3,1,3,0,1,-22,0,1,6,-1,-2,-3,1,6,0,1,2,-1,-2,5,-3,1,42,-2,2,-1,-2,-3,1,-11,-1,-2,-4,-1 %N A381235 a(n) = the term of A000319 that is repeated in the n-th run of equal consecutive terms. %C A381235 Or, replace each run of consecutive equal terms in A000319 by a single term. %C A381235 Based on _Tim Peters_'s data file in A000319. %H A381235 N. J. A. Sloane, <a href="/A381235/b381235.txt">Table of n, a(n) for n = 1..15593</a> %e A381235 See A381234. %Y A381235 Cf. A000319, A381234. %K A381235 sign %O A381235 1,2 %A A381235 _N. J. A. Sloane_, Mar 16 2025