# A052966 (b-file synthesized from sequence entry)
0 1
1 0
2 4
3 2
4 18
5 18
6 86
7 122
8 430
9 746
10 2222
11 4346
12 11742
13 24682
14 62958
15 138202
16 340670
17 767562
18 1853838
19 4242746
20 10122974
21 23386282
22 55392686
23 128691866
24 303490046
25 707472138
26 1664048590
27 3886957050
28 9128207134
29 21347938154