# A355390 (b-file synthesized from sequence entry)
0 0
1 0
2 2
3 6
4 20
5 42
6 110
7 210
8 462
9 870
10 1722
11 3080
12 5852
13 10100
14 18090
15 30800
16 53130
17 87912
18 147840
19 239610
20 392502
21 626472
22 1003002
23 1573770
24 2479050
25 3831806
26 5931660
27 9057090
28 13819806
29 20834660
30 31399212
31 46806122
32 69697452
33 102870306
34 151523790
35 221488806