# A182017 (b-file synthesized from sequence entry)
0 1
1 5
2 29
3 165
4 1020
5 6606
6 44805
7 314299
8 2266834
9 16714004
10 125501364
11 956725836
12 7387322749
13 57669478609
14 454492588153
15 3611698593169
16 28911762536992
17 232949503809562
18 1887883708627582
19 15380196764853214
20 125893997550676627
21 1034945699861044243