%I #12 Jul 23 2023 18:25:17
%S 1,1,1,1,3,13,43,113,273,725,2245,7305,22875,68545,204247,626177,
%T 1977377,6301577,19965657,62913409,198797059,633412869,2032810979,
%U 6543426769,21071181585,67905492605,219347606365,710732629705
%N Revert transform of 2*x*(1 - x + x^2 - x^3)-x/(1+x).
%C Sign diagram of generating sequence: +++++-----------...
%H <a href="/index/Res#revert">Index entries for reversions of series</a>
%K nonn
%O 1,5
%A _Olivier GĂ©rard_
%E NAME corrected by _R. J. Mathar_, Jul 23 2023