# A168155 (b-file synthesized from sequence entry) 1 0 2 3 3 8 4 14 5 32 6 61 7 117 8 230 9 470 10 922 11 1807 12 3597 13 7071 14 14022 15 27693 16 54876 17 109077 18 216301 19 430183 20 854696 21 1700412 22 3382868 23 6733230 24 13404811 25 26704639 26 53204936 27 106034897 28 211377718 29 421466683 30 840573072 31 1676670824 32 3345012214 33 6674425203 34 13319553281