A054168 Inverse Moebius transform of A000013 (starting at term 0).

1, 2, 3, 4, 5, 8, 9, 14, 23, 36, 57, 104, 181, 326, 603, 1110, 2069, 3884, 7317, 13836, 26283, 49998, 95421, 182476, 349721, 671274, 1290895, 2485862, 4794089, 9257034, 17896833, 34637944, 67110991, 130152658, 252649005, 490857396