# A339061 (b-file synthesized from sequence entry) 0 1 1 3 2 7 3 20 4 52 5 144 6 389 7 1058 8 2876 9 7817 10 21250 11 57763 12 157017 13 426817 14 1160207 15 3153770 16 8572836 17 23303385 18 63345169 19 172190019 20 468061001 21 1272321714 22 3458528995 23 9401256521 24 25555264765 25 69466411833 26 188829284972 27 513291214021