# A048074 (b-file synthesized from sequence entry)
1 0
2 0
3 0
4 0
5 2
6 8
7 12
8 30
9 63
10 86
11 182
12 392
13 560
14 1270
15 2800
16 4070
17 9020
18 19595
19 28679
20 63518
21 138866
22 205478
23 455966
24 997640
25 1485624
26 3290520
27 7201692
28 10782222
29 23878212
30 52311408
31 78678468
32 174179258
33 381766253
34 576312440