# A199221 (b-file synthesized from sequence entry)
1 -1
2 0
3 1
4 1
5 4
6 2
7 2
8 12
9 18
10 6
11 3
12 28
13 83
14 88
15 24
16 4
17 55
18 270
19 575
20 500
21 120
22 5
23 96
24 705
25 2490
26 4324
27 3288
28 720
29 6
30 154
31 1582
32 8330
33 23828
34 35868
35 24696
36 5040
37 7
38 232
39 3178
40 23296
41 98707
42 242872
43 328236
44 209088
45 40320
46 8
47 333
48 5868
49 57078
50 334740
51 1212057
52 2658472
53 3298932
54 1972512
55 362880
56 9
57 460
58 10140
59 126300
60 977865
61 4873680
62 15637290
63 31292600
64 36207576
65 20531520
66 3628800