# A130019 (b-file synthesized from sequence entry)
0 0
1 0
2 1
3 6
4 27
5 114
6 483
7 2106
8 9537
9 44934
10 219933
11 1115286
12 5842707
13 31537314
14 174991443
15 996169146
16 5808168297
17 34633891734
18 210943794093
19 1310837402646
20 8302614222507
21 53552183145234
22 351468155184003
23 2345436650546106