# A185143 (b-file synthesized from sequence entry)
0 0
1 0
2 0
3 0
4 0
5 1
6 1
7 2
8 5
9 16
10 58
11 264
12 1535
13 10755
14 87973
15 803973
16 8020967
17 86029760
18 983431053
19 11913921910
20 152352965278
21 2050065073002
22 28951233955602
23 428086557232387