# A144466 (b-file synthesized from sequence entry) 1 2 2 3 3 37 4 257 5 1021 6 1601 7 67757 8 193873 9 331889 10 332099 11 843181 12 1278029 13 1437133 14 1613153 15 2160797 16 2423873 17 3076313 18 3506039 19 4108889 20 4430753 21 4656089