# A089106 (b-file synthesized from sequence entry)
1 0
2 1
3 7
4 33
5 145
6 552
7 1959
8 6435
9 20039
10 59345
11 168862
12 463385
13 1233082
14 3191530
15 8061718
16 19919613
17 48255611
18 114812555
19 268730241
20 619603435
21 1409012926
22 3163562545
23 7019590107
24 15405769535
25 33467218583
26 72013318602
27 153577843509