# A224662 (b-file synthesized from sequence entry)
1 6
2 24
3 128
4 222
5 500
6 956
7 1876
8 3538
9 6622
10 12200
11 22274
12 40302
13 72418
14 129332
15 229780
16 406378
17 715800
18 1256248
19 2197512
20 3832510
21 6665570
22 11563364
23 20012598