# A146408 (b-file synthesized from sequence entry)
1 1
2 1
3 1
4 1
5 1
6 7
7 21
8 53
9 267
10 1477
11 11799
12 115813
13 1314119
14 18659927
15 340219403
16 7888629683
17 233265020067
18 8619893688875
19 395425329029435
20 22778671927694919
21 1657248108130816043