# A105536 (b-file synthesized from sequence entry) 0 1 1 2 2 4 3 6 4 12 5 21 6 32 7 52 8 83 9 127 10 185 11 273 12 436 13 774 14 1484 15 2965 16 6048 17 12472 18 25802 19 53243 20 109300 21 223098 22 453053 23 916286 24 1847403 25 3716038 26 7462007 27 14965615 28 29988282 29 60053870 30 120211757 31 240564502 32 481327461 33 962960919 34 1926473259