# A068042 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 1 5 1 6 2 7 6 8 14 9 26 10 49 11 99 12 197 13 391 14 782 15 1564 16 3123 17 6244 18 12490 19 24970 20 49940 21 99880 22 199738 23 399472 24 798940 25 1597844 26 3195684 27 6391368 28 12782668 29 25565336 30 51130664 31 102261174 32 204522354 33 409044702 34 818089110 35 1636178220