# A093454 (b-file synthesized from sequence entry)
1 1
2 3
3 10
4 105
5 500
6 2261
7 24667
8 42028
9 1230782
10 20311562
11 4439826
12 359052299
13 528351796
14 6320864852
15 54316890301
16 272889671456
17 59002964602937
18 369404431595
19 79683951358252
20 35792935676910
21 137309505871357313