# A024505 (b-file synthesized from sequence entry)
0 0
1 0
2 0
3 0
4 1
5 1
6 3
7 6
8 12
9 23
10 45
11 86
12 165
13 317
14 612
15 1183
16 2292
17 4451
18 8654
19 16853
20 32865
21 64165
22 125414
23 245375
24 480526
25 941832
26 1847440
27 3626457
28 7123398
29 14001162
30 27535618
31 54182991
32 106672764
33 210113021
34 414046247
35 816262602