# A302018 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 3 4 5 5 9 6 15 7 26 8 44 9 75 10 129 11 220 12 377 13 644 14 1101 15 1883 16 3219 17 5506 18 9414 19 16098 20 27527 21 47069 22 80488 23 137630 24 235343 25 402427 26 688134 27 1176685 28 2012085 29 3440591 30 5883279 31 10060183 32 17202533 33 29415676 34 50299693 35 86010564 36 147074801 37 251492331 38 430042340 39 735356089 40 1257431006