# A247102 (b-file synthesized from sequence entry)
0 2
1 10
2 53
3 298
4 1727
5 10207
6 61154
7 370090
8 2256983
9 13848085
10 85387040
11 528646015
12 3284180720
13 20462505850
14 127816245053
15 800143927210
16 5018683475087
17 31532297088781
18 198419993271440
19 1250291989478773
20 7888160383113014