# A026897 (b-file synthesized from sequence entry)
4 1
5 11
6 80
7 489
8 2732
9 14512
10 74888
11 380329
12 1916709
13 9637687
14 48528434
15 245289395
16 1246499970
17 6374296278
18 32816505566
19 170106486358
20 887697088316
21 4662338571684
22 24636365887246
23 130918389450108
24 699335986465354