Here is the full extension of A063947. 1 belongs in the sequence as well. 1 6 45 60 90 270 420 630 2970 5460 8190 9100 15925 27300 36720 40950 46494 54600 81900 95550 136500 163800 172900 204750 232470 245700 257040 409500 464940 491400 646425 716625 790398 791700 819000 900900