# A309946 (b-file synthesized from sequence entry)
1 0
2 6
3 25
4 90
5 295
6 945
7 2995
8 9450
9 29749
10 93555
11 294058
12 924041
13 2903320
14 9121612
15 28657269
16 90030844
17 282842403
18 888579011
19 2791558622
20 8769948429
21 27551618702
22 86555983552
23 271923674474
24 854273468992
25 2683779334331
26 8431341566236
27 26487840921750
28 83214006759229
29 261424512797515