# A303033 (b-file synthesized from sequence entry)
0 1
1 1
2 3
3 12
4 81
5 535
6 5274
7 60684
8 869238
9 14595645
10 284939257
11 6347472749
12 159579271688
13 4482770916274
14 139578090353236
15 4783834092385411
16 179397242557917048
17 7322223973235272082
18 323760818899998259561
19 15443359560966718348986
20 791699492870169123493379