# A179304 (b-file synthesized from sequence entry) 0 1 1 1 2 3 3 5 4 14 5 20 6 61 7 85 8 254 9 395 10 1015 11 1521 12 4796 13 6763 14 18194 15 28909 16 80482 17 119001 18 340613 19 503813 20 1425101 21 2189198 22 5742800 23 8764203 24 25918633 25 38046941 26 101831753 27 159565629 28 435242037 29 656987672 30 1824971352 31 2751000197