Expansion of g.f. A(x) satisfying A(x)^2 = A( x^2 + 2*x*A(x)^2 + 2*A(x)^3 ).
A374567
Expansion of g.f. A(x) satisfying A(x)^2 = A( x^2 + 2*x*A(x)^2 + 2*A(x)^3 ).
Terms
- a(0) =1a(1) =2a(2) =9a(3) =51a(4) =325a(5) =2222a(6) =15926a(7) =118085a(8) =898217a(9) =6970053a(10) =54960439a(11) =439112322a(12) =3547096393a(13) =28921270773a(14) =237704587991
External references
- oeis: A374567