# A182252 (b-file synthesized from sequence entry)
0 4
1 5
2 14
3 45
4 180
5 905
6 5466
7 38297
8 306376
9 2757393
10 27574030
11 303314341
12 3639772188
13 47317038457
14 662438538482
15 9936578077425
16 158985249238800
17 2702749237059617
18 48649486267073430
19 924340239074395189
20 18486804781487903780