# A277317 (b-file synthesized from sequence entry)
1 3
2 6
3 18
4 30
5 270
6 450
7 630
8 2310
9 6750
10 9450
11 22050
12 510510
13 727650
14 2668050
15 3543750
16 4961250
17 25467750
18 29099070