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 A191805 #8 Apr 19 2025 19:34:55 %S A191805 1,1,2,11,83,809,9503,130107,2056768,37137351,761543233,17637050418, %T A191805 458225405825,13265643258608,424971569670808,14963974979730138, %U A191805 575619170223815326,24056794697473352763,1087014831018615150024 %N A191805 G.f. satisfies: A(x) = Sum_{n>=0} x^n*A(x)^(n^3). %e A191805 G.f.: A(x) = 1 + x + 2*x^2 + 11*x^3 + 83*x^4 + 809*x^5 + 9503*x^6 +... %e A191805 where the g.f. satisfies: %e A191805 A(x) = 1 + x*A(x) + x^2*A(x)^8 + x^3*A(x)^27 + x^4*A(x)^64 + x^5*A(x)^125 + x^6*A(x)^216 +...+ x^n*A(x)^(n^3) +... %o A191805 (PARI) {a(n)=local(A=1+x);for(i=1,n,A=1+sum(m=1,n,x^m*(A+x*O(x^n))^(m^3)));polcoeff(A,n)} %Y A191805 Cf. A107595, A191806, A191807, A191808. %K A191805 nonn %O A191805 0,3 %A A191805 _Paul D. Hanna_, Jun 16 2011