Number of symmetrically unique Dyck paths of semilength n and height five.

A291889

Number of symmetrically unique Dyck paths of semilength n and height five.

Terms

    a(0) =1a(1) =5a(2) =29a(3) =127a(4) =540a(5) =2117a(6) =8063a(7) =29688a(8) =107237a(9) =380549a(10) =1333709a(11) =4624308a(12) =15899625a(13) =54278502a(14) =184209808a(15) =622029353a(16) =2091461574a(17) =7006165827a(18) =23394683289a(19) =77899483723a(20) =258750654760a(21) =857596024194

External references