# A030948 (b-file synthesized from sequence entry)
1 2
2 4
3 14
4 59
5 295
6 1770
7 12396
8 99171
9 892540
10 8925407
11 98179485
12 1178153825
13 15315999732
14 214423996260
15 3216359943912
16 51461759102607
17 874849904744335
18 15747298285398037
19 299198667422562716
20 5983973348451254333