Numerator of generalized Catalan number c_3(n) (see Comments).

A354157

Numerator of generalized Catalan number c_3(n) (see Comments).

Terms

    a(0) =1a(1) =1a(2) =5a(3) =104a(4) =836a(5) =7315a(6) =202895a(7) =1949900a(8) =19284511a(9) =1754890501a(10) =18058389349a(11) =188502545504

External references