# A138443 (b-file synthesized from sequence entry)
1 15
2 180
3 3900
4 29400
5 442860
6 1206660
7 6034320
8 11761380
9 37008840
10 148705620
11 221875680
12 641431260
13 1187525640
14 1580340300
15 2694803280
16 5541089580
17 10545132540
18 12880092660
19 22614594420
20 32025069720
21 37833555240