# A304068 (b-file synthesized from sequence entry) 1 0 2 0 3 1 4 4 5 14 6 45 7 140 8 424 9 1269 10 3760 11 11080 12 32517 13 95190 14 278154 15 811887 16 2367973 17 6903453 18 20120905 19 58639016 20 170894228 21 498084608 22 1451899005 23 4232957241 24 12343454790 25 36001675800 26 105028397290 27 306472665459 28 894497511566