# A174893 (b-file synthesized from sequence entry)
1 1
2 -1
3 1
4 2
5 -3
6 1
7 6
8 11
9 -6
10 1
11 24
12 10
13 35
14 -10
15 1
16 120
17 94
18 -45
19 85
20 -15
21 1
22 720
23 756
24 364
25 -315
26 175
27 -21
28 1
29 5040
30 6348
31 2828
32 1729
33 -1120
34 322
35 -28
36 1
37 40320
38 57744
39 27404
40 5796
41 7329
42 -3024
43 546
44 -36
45 1
46 362880
47 572976
48 298980
49 81080
50 -4725
51 25473
52 -6930