# A266911 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 3
4 2
5 2
6 60
7 3
8 10
9 42
10 60
11 30
12 252
13 4
14 8
15 231
16 210
17 2
18 5460
19 42
20 660
21 1260
22 840
23 210
24 7956
25 396
26 440
27 228
28 120
29 24
30 720720
31 2145
32 510
33 14490
34 180
35 330
36 17117100
37 36036
38 360
39 378
40 26180
41 3740
42 3483480
43 5460
44 83720
45 5442360
46 1755600
47 2310
48 2187900
49 2652
50 17160
51 13860
52 3960
53 440