# A058397 (b-file synthesized from sequence entry) 1 1 2 3 3 6 4 13 5 22 6 42 7 66 8 112 9 172 10 270 11 397 12 602 13 858 14 1245 15 1748 16 2464 17 3381 18 4671 19 6302 20 8537 21 11372 22 15147 23 19914 24 26201 25 34057 26 44250 27 56986 28 73277 29 93497 30 119161 31 150809 32 190590 33 239496 34 300388 35 374912 36 467135 37 579394 38 717384 39 884813