# A049855 (b-file synthesized from sequence entry)
0 2
1 3
2 3
3 5
4 10
5 18
6 31
7 54
8 95
9 167
10 293
11 514
12 902
13 1583
14 2778
15 4875
16 8555
17 15013
18 26346
19 46234
20 81135
21 142382
22 249863
23 438479
24 769477
25 1350338
26 2369678
27 4158495
28 7297650
29 12806483
30 22473811
31 39438789
32 69210250
33 121455522
34 213139583
35 374033894
36 656383727
37 1151873143