# A114281 (b-file synthesized from sequence entry) 0 1 1 2 2 3 3 7 4 8 5 21 6 33 7 90 8 91 9 249 10 392 11 1121 12 1269 13 3730 14 6147 15 18027 16 18028 17 52169 18 83353 19 235444 20 260529 21 734671 22 1174336 23 3386393 24 3416805 25 10068162 26 16860615 27 51372779 28 58838900 29 180481553 30 305559081