Number of Dyck paths of semilength n having equal areas above the path and below the path, measured within the smallest enclosing rectangle based on the x-axis.

A300952

Number of Dyck paths of semilength n having equal areas above the path and below the path, measured within the smallest enclosing rectangle based on the x-axis.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =2a(4) =7a(5) =7a(6) =35a(7) =43a(8) =238a(9) =341a(10) =1981a(11) =3030a(12) =18649a(13) =29597a(14) =190809a(15) =311294a(16) =2072334a(17) =3462486a(18) =23551368a(19) =40166551a(20) =277378932a(21) =481159175a(22) =3362641488a(23) =5912848608a(24) =41749776145a(25) =74210799645a(26) =528856595713a(27) =948300730648

External references