6, 21, 24, 54, 69, 96, 133, 141, 189, 216, 237, 301, 384, 481, 486, 501, 589, 621, 669, 781, 864, 1029, 1077, 1141, 1269, 1317, 1357, 1417, 1536, 1537, 1701, 1944, 1957, 1981, 2041, 2133, 2181, 2517, 2869, 3261, 3397, 3456, 3601, 3661, 3669, 4101, 4309, 4333, 4374, 4509