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E.g.f. satisfies A(x*e^x) = tan(xA(x))+1.
0

%I #8 Mar 15 2023 11:41:45

%S 1,1,0,-1,28,-199,-810,84125,-2231672,18619009,1886209290,

%T -144396954219,5326540123980,55447790609537,-28933469725898738,

%U 2773000675491639437

%N E.g.f. satisfies A(x*e^x) = tan(xA(x))+1.

%F E.g.f. satisfies A(x*e^x) = tan(xA(x))+1.

%K sign

%O 0,5

%A _Vladimir Kruchinin_, Feb 01 2011