# A272551 (b-file synthesized from sequence entry)
1 1
2 24
3 997
4 51264
5 2940841
6 180296088
7 11559133741
8 765337680384
9 51921457661905
10 3590122671128664
11 252070718210663749
12 17922684123178825536
13 1287832671004683373753
14 93368940577497932331288
15 6821632357294515590873917
16 501741975445243527381995520
17 37121266623211130111114816929