# A213937 (b-file synthesized from sequence entry)
1 1
2 2
3 4
4 11
5 42
6 207
7 1238
8 8661
9 69282
10 623531
11 6235302
12 68588313
13 823059746
14 10699776687
15 149796873606
16 2246953104077
17 35951249665218
18 611171244308691
19 11001082397556422
20 209020565553572001