# A215411 (b-file synthesized from sequence entry) 0 0 1 0 2 1 3 2 4 5 5 10 6 21 7 42 8 84 9 169 10 338 11 677 12 1355 13 2710 14 5420 15 10841 16 21683 17 43366 18 86733 19 173467 20 346934 21 693869 22 1387738 23 2775476 24 5550953 25 11101907 26 22203814 27 44407629 28 88815258 29 177630516 30 355261033 31 710522066 32 1421044133 33 2842088266 34 5684176533