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A049172 Revert transform of 2*x*(1 - x - x^3)-x/(1+x). 0

%I #12 Jul 24 2023 04:11:05

%S 1,1,3,11,45,195,887,4169,20093,98757,493123,2494491,12756393,

%T 65838591,342513423,1794185745,9455438585,50097517625,266696171475,

%U 1425833490011,7652256085781,41211824095067,222653745911847

%N Revert transform of 2*x*(1 - x - 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 1,3

%A _Olivier GĂ©rard_

%E NAME corrected by _R. J. Mathar_, Jul 23 2023

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Last modified February 26 10:13 EST 2024. Contains 370343 sequences. (Running on oeis4.)