# A177165 (b-file synthesized from sequence entry)
0 1
1 8
2 15
3 93
4 425
5 2562
6 14713
7 91816
8 574949
9 3717500
10 24302981
11 161482101
12 1083710423
13 7347323094
14 50206521743
15 345571827445
16 2393196284537
17 16665285532548
18 116614759448605
19 819577862448031
20 5782666072184523