# A264348 (b-file synthesized from sequence entry) 1 257 2 401 3 577 4 697 5 761 6 1009 7 1129 8 1297 9 1393 10 1489 11 1601 12 1897 13 2081 14 2153 15 2177 16 2329 17 2713 18 2777 19 2857 20 2993 21 3121 22 3137 23 3281 24 3889 25 4001