# A036782 (b-file synthesized from sequence entry)
0 0
1 2
2 5
3 12
4 37
5 158
6 879
7 5920
8 46241
9 409122
10 4037923
11 43954724
12 522956325
13 6749977126
14 93928268327
15 1401602636328
16 22324392524329
17 378011820620330
18 6780385526348331
19 128425485935180332
20 2561327494111820333