# A366810 (b-file synthesized from sequence entry)
1 1
2 4
3 28
4 180
5 2308
6 30028
7 502080
8 9458176
9 215401680
10 6387798300
11 200559384576
12 7369724839680
13 304250263527208
14 13082668722666720
15 611670442764457840
16 32588685419205242880
17 1922760350056947598944
18 117190066177425882515040
19 7810108077410021826572976