# A184785 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 3 4 6 5 14 6 34 7 83 8 205 9 516 10 1317 11 3396 12 8848 13 23253 14 61570 15 164094 16 439860 17 1185086 18 3207477 19 8716726 20 23776459 21 65072379 22 178637758 23 491772915 24 1357288318 25 3754989329 26 10411112464 27 28924678247 28 80512118330 29 224501827180