# A185753 (b-file synthesized from sequence entry)
0 1
1 1
2 1
3 3
4 15
5 102
6 861
7 8593
8 98453
9 1269924
10 18187062
11 286183564
12 4907331899
13 91082993194
14 1819518069135
15 38929958186607
16 888318740697313
17 21536467340324252
18 552893064959418966
19 14985039828839650746