# A227300 (b-file synthesized from sequence entry) 1 1 2 2 3 2 4 3 5 7 6 11 7 16 8 28 9 48 10 77 11 126 12 211 13 349 14 573 15 947 16 1568 17 2588 18 4271 19 7058 20 11661 21 19256 22 31804 23 52538 24 86779 25 143329 26 236744 27 391046 28 645900 29 1066850 30 1762163 31 2910634 32 4807590 33 7940870 34 13116238 35 21664568 36 35784145 37 59105987 38 97627533 39 161254953 40 266350689