# A118649 (b-file synthesized from sequence entry)
0 1
1 2
2 5
3 12
4 30
5 74
6 184
7 456
8 1132
9 2808
10 6968
11 17288
12 42896
13 106432
14 264080
15 655232
16 1625760
17 4033824
18 10008704
19 24833536
20 61616832
21 152883328
22 379333248
23 941199488
24 2335298816
25 5794330112
26 14376858880
27 35671780352
28 88508618240