# A374856 (b-file synthesized from sequence entry)
1 0
2 1
3 6
4 23
5 76
6 231
7 681
8 1968
9 5605
10 15817
11 44324
12 123573
13 343157
14 950000
15 2623530
16 7230746
17 19896140
18 54671729
19 150058028
20 411465352
21 1127315946
22 3086355718
23 8444524052
24 23092305853
25 63117665557
26 172444844373
27 470961842866
28 1285804853026
29 3509404275438
30 9575773901601