# A172265 (b-file synthesized from sequence entry) 1 1 2 3 3 8 4 18 5 38 6 78 7 159 8 321 9 646 10 1297 11 2600 12 5207 13 10422 14 20852 15 41712 16 83433 17 166876 18 333762 19 667534 20 1335078 21 2670166 22 5340342 23 10680695 24 21361402 25 42722816 26 85445645 27 170891304 28 341782622 29 683565259 30 1367130534 31 2734261085 32 5468522187 33 10937044391