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 A382365 #8 Mar 23 2025 10:08:26
%S A382365 1,2,10,46,232,1174,6078,31786,167836,892258,4770466,25622286,
%T A382365 138146540,747253022,4053224974,22038282338,120079277626,655486778654,
%U A382365 3584062901182,19625809294386,107610733877720,590751275348362,3246588926918074,17860031073624694
%N A382365 Expansion of 1/( 1 - 4 * Sum_{k>=0} x^(2^k) / (1 - x^(2^k)) )^(1/2).
%F A382365 G.f. A(x) satisfies A(x) = 1/( 1/A(x^2)^2 - 4*x/(1-x) )^(1/2).
%Y A382365 Cf. A327736, A382366.
%Y A382365 Cf. A382187.
%K A382365 nonn
%O A382365 0,2
%A A382365 _Seiichi Manyama_, Mar 22 2025