# A000626 (b-file synthesized from sequence entry)
1 0
2 0
3 0
4 0
5 0
6 0
7 4
8 11
9 35
10 101
11 290
12 804
13 2256
14 6296
15 17689
16 49952
17 142016
18 406330
19 1170272
20 3390932
21 9882412
22 28955403
23 85261439
24 252213192
25 749250700
26 2234562027
27 6688670232
28 20088920730
29 60525912003
30 182895125096
31 554186425193
32 1683554604984
33 5126814324715
34 15647846830627
35 47862034920652
36 146691540312878