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 A347502 #9 Feb 16 2025 08:34:02 %S A347502 0,-1,-1,1,9,21,51,113,239,493,1003,2025,4071,8165,16355,32737,65503, %T A347502 131037,262107,524249,1048535,2097109,4194259,8388561,16777167, %U A347502 33554381,67108811,134217673,268435399,536870853,1073741763,2147483585,4294967231,8589934525 %N A347502 Number of dominating sets in the n-cycle complement graph. %C A347502 Sequence extended to a(0) using the generating function. %H A347502 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/CycleComplementGraph.html">Cycle Complement Graph</a> %H A347502 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/DominatingSet.html">Dominating Set</a> %H A347502 <a href="/index/Rec#order_03">Index entries for linear recurrences with constant coefficients</a>, signature (4,-5,2). %F A347502 a(n) = A070313(n) = 2^n-2*n-1 for n != 4. %F A347502 G.f.: x^3*(-1 - 5*x + 10*x^2 - 10*x^3 + 4*x^4)/((-1 + x)^2*(-1 + 2*x)). %F A347502 E.g.f.: exp(2*x) + x^4/12 - exp(x)*(1 + 2*x). - _Stefano Spezia_, Sep 04 2021 %Y A347502 Cf. A070313. %K A347502 sign,easy %O A347502 0,5 %A A347502 _Eric W. Weisstein_, Sep 04 2021