# A049953 (b-file synthesized from sequence entry) 1 1 2 2 3 2 4 7 5 13 6 32 7 59 8 118 9 235 10 587 11 1115 12 2203 13 4387 14 8768 15 17531 16 35062 17 70123 18 175307 19 333083 20 657403 21 1310425 22 2618666 23 5236244 24 10471960 25 20943568 26 41887019 27 83773979 28 167547931 29 335095843 30 670191680 31 1340383355 32 2680766710 33 5361533419 34 13403833547 35 25467283739 36 50264375803