# A105554 (b-file synthesized from sequence entry) 1 2 2 3 3 7 4 17 5 37 6 71 7 137 8 251 9 457 10 823 11 1459 12 2579 13 4483 14 7789 15 13463 16 23143 17 39769 18 67927 19 115823 20 196681 21 333227 22 563971 23 951553 24 1603471 25 2696653 26 4528921 27 7594759 28 12717701 29 21275489 30 35548187 31 59328121 32 98921047 33 164781917