# A107399 (b-file synthesized from sequence entry)
0 45
1 1485
2 22275
3 212355
4 1486485
5 8281845
6 38648610
7 156434850
8 563165460
9 1837398420
10 5512195260
11 15380181180
12 40281426900
13 99773995860
14 235181561670
15 530311364550
16 1149007956525
17 2401177618125
18 4855714738875
19 9528883810875
20 18191505457125