# A317784 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 5
4 14
5 47
6 180
7 773
8 3701
9 19488
10 111890
11 695786
12 4656185
13 33356828
14 254675642
15 2063984616
16 17694054723
17 159958176316
18 1520689121858
19 15165205111010