# A029587 (b-file synthesized from sequence entry)
0 0
1 0
2 0
3 0
4 1
5 5
6 30
7 210
8 1470
9 13230
10 132300
11 1455300
12 17671500
13 229729500
14 3216213000
15 48243195000
16 771323553000
17 13112500401000
18 236025007218000
19 4484475137142000
20 89692802577378000
21 1883548854124938000
22 41438074790748636000
23 953075720187218628000