# A346390 (b-file synthesized from sequence entry)
3 1
4 6
5 25
6 100
7 511
8 3626
9 30045
10 262800
11 2470171
12 25889446
13 302003065
14 3821936300
15 51672723831
16 745789322466
17 11505096936085
18 189023074558600
19 3288243760145491
20 60319276499454686
21 1164282909466221105
22 23603464830964817700
23 501435697062735519151