# A114849 (b-file synthesized from sequence entry)
0 0
1 3
2 31
3 257
4 1950
5 14164
6 100464
7 702919
8 4878575
9 33695365
10 232040622
11 1595043816
12 10952137040
13 75149854091
14 515435467055
15 3534332855753
16 24230970910510
17 166108203507452
18 1138635489987488
19 7804802111777935