# A140781 (b-file synthesized from sequence entry)
0 1
1 2
2 19
3 188
4 1861
5 18422
6 182359
7 1805168
8 17869321
9 176888042
10 1751011099
11 17333222948
12 171581218381
13 1698478960862
14 16813208390239
15 166433604941528
16 1647522841025041
17 16308794805308882
18 161440425212063779
19 1598095457315328908
20 15819514147941225301