# A125003 (b-file synthesized from sequence entry) 0 0 1 5 2 11 3 19 4 31 5 59 6 137 7 337 8 795 9 1767 10 3759 11 7813 12 16097 13 33075 14 67793 15 138347 16 280677 17 566041 18 1136129 19 2274529 20 4554047 21 9143516 22 18450225 23 37464726 24 76561127 25 157278265 26 324136399 27 668557741 28 1376893670 29 2826272837