# A369775 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 5
4 16
5 65
6 293
7 1807
8 12946
9 106475
10 972260
11 9858553
12 109451903
13 1323071345
14 17398667717
15 247055196932
16 3753507625272
17 60680317203979
18 1043036844360792
19 18969267205680868
20 364107881070036688
21 7366172106829696356
22 156467911373737550264