# A211210 (b-file synthesized from sequence entry)
0 1
1 1
2 3
3 16
4 115
5 1021
6 10696
7 128472
8 1734447
9 25937683
10 424852351
11 7554471156
12 144767131444
13 2971727661124
14 65013102375404
15 1509186299410896
16 37032678328740751
17 957376811266995031
18 25999194631060525009
19 739741591417352081464
20 22000132609456951524051