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

A362773

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

Terms

    a(0) =1a(1) =1a(2) =7a(3) =79a(4) =1377a(5) =32161a(6) =947623a(7) =33746511a(8) =1410518273a(9) =67714577857

External references