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%I #25 Apr 16 2021 08:50:58
%S 1,1,-4,52,-1252,47380,-2589892,193480948,-18967658404,2364328255444,
%T -365398042310020,68588722144816564,-15372942045464127076,
%U 4055513943597589455508,-1243968998818298201100868,439009056263271003371155060,-176627099114433045240563153188,80365037678138695452520237597012,-41059325231828016124174743746157316
%N G.f.: 1 + 1^2*x/(1 + 2^2*x/(1 + 3^2*x/(1 + 4^2*x/(1 + 5^2*x/(1 + ...))))).
%H Seiichi Manyama, <a href="/A343429/b343429.txt">Table of n, a(n) for n = 0..242</a>
%F G.f.: 1/(Sum_{k>=0} A028296(k) * x^k).
%o (PARI) a(n) = my(A=1+O(x)); for(i=1, n, A=1+(n-i+1)^2*x/A); polcoef(A, n);
%Y Cf. A000364, A028296, A343427, A343428.
%K sign
%O 0,3
%A _Seiichi Manyama_, Apr 15 2021
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