# A147242 (b-file synthesized from sequence entry)
1 1
2 1
3 1
4 1
5 3
6 9
7 27
8 87
9 355
10 2031
11 15277
12 134979
13 1439889
14 18930955
15 307011633
16 6239442943
17 159275538371
18 5042353704513
19 196402826178807
20 9418588421118425