Number of modified skew 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) =5a(7) =8a(8) =12a(9) =20a(10) =32a(11) =52a(12) =84a(13) =135a(14) =219a(15) =353a(16) =572a(17) =924a(18) =1495a(19) =2419a(20) =3912a(21) =6331a(22) =10240a(23) =16570a(24) =26807a(25) =43374a(26) =70178a(27) =113546a(28) =183721a(29) =297258