# A005174 (b-file synthesized from sequence entry)
1 0
2 0
3 10
4 124
5 890
6 5060
7 25410
8 118524
9 527530
10 2276020
11 9613010
12 40001324
13 164698170
14 672961380
15 2734531810
16 11066546524
17 44652164810
18 179768037140
19 722553165810
20 2900661482124
21 11634003919450
22 46630112719300
23 186802788139010
24 748058256616124