# A324317 (b-file synthesized from sequence entry)
1 0
2 0
3 0
4 2
5 4
6 9
7 19
8 51
9 107
10 219
11 417
12 757
13 1470
14 2666
15 5040
16 9280
17 17210
18 32039
19 59762
20 111811
21 210627
22 397968