# A066372 (b-file synthesized from sequence entry) 1 1 2 1 3 2 4 3 5 5 6 8 7 15 8 23 9 43 10 71 11 128 12 209 13 379 14 650 15 1145 16 1928 17 3422 18 5908 19 10295 20 17530 21 30738 22 53088 23 91971 24 157194 25 273621 26 471865 27 814557 28 1393822 29 2414895 30 4157492 31 7160018 32 12253782 33 21163410 34 36381025 35 62549316 36 107029982 37 184430758