G.f. A(x) satisfies A(x) = 1/( (1-x)^2 * (1 - x*A(x) - 2*x^2*A'(x)) ).
A386263
G.f. A(x) satisfies A(x) = 1/( (1-x)^2 * (1 - x*A(x) - 2*x^2*A'(x)) ).
Terms
- a(0) =1a(1) =3a(2) =15a(3) =121a(4) =1333a(5) =18091a(6) =286867a(7) =5158385a(8) =103226313a(9) =2269474723a(10) =54307112951
External references
- oeis: A386263