G.f. A(x) satisfies: [x^n] A( x/A(x)^(2*n) ) = 0 for n>=1.
A300732
G.f. A(x) satisfies: [x^n] A( x/A(x)^(2*n) ) = 0 for n>=1.
Terms
- a(0) =1a(1) =1a(2) =4a(3) =51a(4) =1176a(5) =40160a(6) =1852788a(7) =109746196a(8) =8076254064a(9) =720996043500
External references
- oeis: A300732