# A064568 (b-file synthesized from sequence entry)
1 1
2 3
3 11
4 21
5 39
6 76
7 248
8 844
9 1520
10 2752
11 9317
12 17223
13 31221
14 57071
15 99741
16 589932
17 58056875
18 101769229
19 302890748
20 511561220
21 904036924
22 39488697700
23 325374626148
24 535755688021
25 1404720439053
26 3883018238329
27 6283167591179
28 16166305650060
29 25735985498861
30 40806937801472