# A024405 (b-file synthesized from sequence entry) 1 1 2 1 3 2 4 2 5 2 6 4 7 5 8 7 9 13 10 19 11 36 12 56 13 102 14 193 15 350 16 642 17 1131 18 2191 19 3975 20 7480 21 14540 22 27004 23 51067 24 95327 25 174777 26 335535 27 658017 28 1266162 29 2485494 30 4793475 31 8521778 32 16519017 33 31580551 34 62245705 35 116080359 36 229064578 37 440510030 38 848388496