# A074599 (b-file synthesized from sequence entry)
1 2
2 8
3 46
4 352
5 1126
6 13016
7 176138
8 182144
9 3186538
10 62075752
11 63461422
12 1488711776
13 7577414602
14 23104065256
15 680057071574
16 21372905414144
17 21646396991594
18 21904260478904
19 819482859775298
20 828045249930848