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 A107094 #7 Jun 07 2025 08:11:55 %S A107094 0,1,2,0,2,-10,56,-350,2390,-17544,136846,-1124794,9681832,-86864206, %T A107094 809349770,-7808871616,77836952362,-800020218314,8465353891808, %U A107094 -92095165316342,1028910894313302,-11793279016419864,138555915579090830,-1667276484211383794,20533971488794963168 %N A107094 G.f. A(x) = (1+x)*G(x) = G(G(x)) where G(x) = g.f. of A067145. %F A107094 G.f. satisfies: A(x) = (1+x)*A( A(x)/(1+x) )/(1+x + A(x)). %Y A107094 Cf. A067145. %K A107094 eigen,sign %O A107094 0,3 %A A107094 _Paul D. Hanna_, May 12 2005 %E A107094 Offset changed to 0 by _Georg Fischer_, Jun 07 2025