G.f. A(x) satisfies: A(x) = A( x^2 + 10*x*A(x)^2 )^(1/2), with A(0)=0, A'(0)=1.
A271957
G.f. A(x) satisfies: A(x) = A( x^2 + 10*x*A(x)^2 )^(1/2), with A(0)=0, A'(0)=1.
Terms
- a(0) =1a(1) =5a(2) =40a(3) =375a(4) =3845a(5) =41825a(6) =474450a(7) =5552250a(8) =66548785a(9) =812875800a(10) =10082125950a(11) =126637168125
External references
- oeis: A271957