7847665domain: NAppears in sequencesO.g.f. A(x,y) satisfies: [x^n] exp( n * x*A(x,y) ) * (n + y - A(x,y)) = 0 for n > 0.at n=28A305109O.g.f. A(x) satisfies: [x^n] exp( n * x*A(x) ) * (n - A(x)) = 0 for n >= 0.at n=7A305111