Number of Dyck paths such that the area between the x-axis and the path is n.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =3a(6) =4a(7) =6a(8) =9a(9) =14a(10) =21a(11) =31a(12) =47a(13) =71a(14) =107a(15) =161a(16) =243a(17) =367a(18) =553a(19) =834a(20) =1258a(21) =1898a(22) =2863a(23) =4318a(24) =6514a(25) =9827a(26) =14824a(27) =22361a(28) =33732a(29) =50886