# A209923 (b-file synthesized from sequence entry)
1 1
2 1
3 4
4 26
5 237
6 2778
7 39805
8 674125
9 13174189
10 291802238
11 7223963796
12 197670359937
13 5924155984714
14 192988681624915
15 6789966027406003
16 256591956638230811
17 10365414610788266136
18 445744854494435066418
19 20330276980162447348231
20 980249560154126513379574