# A192255 (b-file synthesized from sequence entry)
1 0
2 4
3 13
4 45
5 120
6 300
7 692
8 1524
9 3225
10 6625
11 13280
12 26096
13 50432
14 96100
15 180925
16 337085
17 622328
18 1139756
19 2072580
20 3744980
21 6728345
22 12026209
23 21395328
24 37901760
25 66881760
26 117598660
27 206094157
28 360085869
29 627364920
30 1090171020