# A377823 (b-file synthesized from sequence entry) 0 0 1 1 2 4 3 10 4 23 5 50 6 110 7 240 8 526 9 1147 10 2489 11 5368 12 11510 13 24543 14 52090 15 110109 16 231959 17 487245 18 1020980 19 2134838 20 4455582 21 9283742 22 19314740 23 40128699 24 83265342 25 172564435 26 357228078 27 738707908 28 1526004117 29 3149310585 30 6493394292 31 13376521031 32 27532616663