5962180

Appears in sequences

• Sequence uniquely defined by: (n-1)*a(n) = n*[x^n] B(x) for n>1 with a(0)=a(1)=1, or, equivalently, 1+x - A(x) + x*A'(x) = x*B'(x), where B(x) = x/series_reversion(x*A(x)).at n=7A120958