# A309454 (b-file synthesized from sequence entry)
0 0
1 6
2 20
3 265
4 1980
5 11584
6 11584
7 246882
8 1070425
9 29894430
10 29894430
11 1159795426
12 9069102398
13 9069102398
14 202847123212
15 2237516341759
16 2237516341759
17 201635099759365
18 1132157155708193
19 6017397949439540
20 17416293134812683
21 496169890920484689
22 1613261619087052703