# A357307 (b-file synthesized from sequence entry) 0 1 1 0 2 1 3 2 4 2 5 4 6 8 7 13 8 25 9 49 10 91 11 177 12 349 13 681 14 1349 15 2693 16 5377 17 10806 18 21820 19 44163 20 89721 21 182868 22 373616 23 765341 24 1571551 25 3233690 26 6667242 27 13772469 28 28498419 29 59065838 30 122606998 31 254865837 32 530507839 33 1105663034 34 2307131590 35 4819623077 36 10079039819 37 21099213611 38 44211213545