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 A334514 #14 May 10 2020 04:30:19 %S A334514 2,2,3,2,15,2,28,2,36,20,11,12,117,28,60,8,68,36,76,20,84,44,92,24, %T A334514 100,52,108,28,116,60,124,32,132,68,140,36,148,76,156,40,164,84,172, %U A334514 44,180,92,188,48,196,100,204,52,212,108,220,56,228,116,236,60,244,124 %N A334514 Eventual period of a single cell in rule 107 cellular automaton in a cyclic universe of width n. %C A334514 _Bradley Klee_ computed a(1)-a(10). %D A334514 Bradley Klee, Posting to Math Fun Mailing List, Apr 26 2020 %F A334514 Conjectures from _Colin Barker_, May 09 2020: (Start) %F A334514 G.f.: x*(2 + 2*x + 3*x^2 + 2*x^3 + 11*x^4 - 2*x^5 + 22*x^6 - 2*x^7 + 8*x^8 + 18*x^9 - 42*x^10 + 10*x^11 + 60*x^12 - 10*x^13 + 66*x^14 - 14*x^15 - 130*x^16 - 33*x^18 + 16*x^19 + 65*x^20 - 8*x^23) / ((1 - x)^2*(1 + x)^2*(1 + x^2)^2). %F A334514 a(n) = 2*a(n-4) - a(n-8) for n>24. %F A334514 (End) %Y A334514 Cf. A180001, A334496, A334499-A334515. %K A334514 nonn %O A334514 1,1 %A A334514 _N. J. A. Sloane_, May 05 2020 %E A334514 More terms from _Jinyuan Wang_, May 09 2020