# A321073 (b-file synthesized from sequence entry)
0 0
1 6
2 94
3 578
4 3240
5 135009
6 296060
7 2067621
8 118990647
9 1619502814
10 3977450505
11 211476847313
12 782100188535
13 22751098825582
14 229887371689168
15 609637205272409
16 38204870730013268
17 84154600593585429
18 3622283800088641826
19 42541704994534262193
20 654132609478679725103