# A058085 (b-file synthesized from sequence entry)
5 1
6 15
7 105
8 952
9 9090
10 95382
11 1087842
12 13434840
13 178777899
14 2551800461
15 38906449491
16 631240265424
17 10861179600740
18 197569486825452
19 3788783963810532
20 76401913920275280
21 1616286241420420437
22 35794282853874086955
23 828206562646486747645