a(0) = 1; for n>0, a(n) = number of binary partitions of the Catalan number A000108(n).

A134040

a(0) = 1; for n>0, a(n) = number of binary partitions of the Catalan number A000108(n).

Terms

    a(0) =1a(1) =2a(2) =4a(3) =14a(4) =140a(5) =4964a(6) =808870a(7) =726210606

External references