Number of orbits of size n in vertex graph of Lucas cube Lambda_n.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =2a(6) =4a(7) =5a(8) =6a(9) =9a(10) =12a(11) =15a(12) =20a(13) =28a(14) =30a(15) =47a(16) =54a(17) =79a(18) =88a(19) =131a(20) =138a(21) =222a(22) =232a(23) =356a(24) =374a(25) =598a(26) =602a(27) =967a(28) =986a(29) =1581