# A026152 (b-file synthesized from sequence entry)
2 1
3 4
4 10
5 29
6 81
7 230
8 652
9 1854
10 5278
11 15048
12 42956
13 122772
14 351300
15 1006344
16 2885952
17 8285001
18 23809113
19 68490060
20 197211394
21 568385609
22 1639635613
23 4734036134
24 13679894484
25 39562904855
26 114507905551
27 331674931656
28 961408814434