# A148013 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 3 4 8 5 15 6 49 7 105 8 370 9 849 10 3095 11 7414 12 28588 13 71396 14 281514 15 721183 16 2905532 17 7606055 18 31290641 19 83451040 20 347766974 21 940689178 22 3969426742 23 10871603407 24 46382673907 25 128408010535 26 552374664184 27 1542959571105 28 6691007154080 29 18841696947244 30 82260632828431 31 233277631001465 32 1024405633824630