E.g.f. A(x) satisfies A(x) = exp(x*(1 + x^2)*A(x)).

A376577

E.g.f. A(x) satisfies A(x) = exp(x*(1 + x^2)*A(x)).

Terms

    a(0) =1a(1) =1a(2) =3a(3) =22a(4) =197a(5) =2256a(6) =32887a(7) =574624a(8) =11690121a(9) =272279296a(10) =7147894571a(11) =208828168704

External references