# A002839 (b-file synthesized from sequence entry)
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 0
9 2
10 6
11 22
12 67
13 213
14 744
15 2609
16 9016
17 31426
18 110381
19 390223
20 1383905
21 4931308
22 17633773
23 63301427
24 228130926