# A151754 (b-file synthesized from sequence entry) 1 1 2 3 3 7 4 14 5 28 6 57 7 115 8 230 9 460 10 921 11 1843 12 3686 13 7372 14 14745 15 29491 16 58982 17 117964 18 235929 19 471859 20 943718 21 1887436 22 3774873 23 7549747 24 15099494 25 30198988 26 60397977 27 120795955 28 241591910 29 483183820 30 966367641 31 1932735283 32 3865470566 33 7730941132 34 15461882265