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A322731 as a simple table

n a(n)
0 1
1 1
2 0
3 1
4 12
5 0
6 1
7 180
8 120
9 0
10 1
11 2632
12 9520
13 896
14 0
15 1
16 37080
17 504000
18 369600
19 5760
20 0
21 1
22 487476
23 23562000
24 57376704
25 12735360
26 33792
27 0
28 1
29 6045676
30 1039654616
31 6645999360
32 5256451200
33 399246848
34 186368
35 0
36 1
37 71745360
38 44074736160
39 674286412800
40 1336544352000
41 427859367936
42 11498905600
43 983040
44 0
45 1
46 823269744
47 1793634471360
48 63624274826112
49 271641150443520
50 224718683904000
51 32219490680832
52 308405698560
53 5013504
54 0

[1,1,0,1,12,0,1,180,120,0,1,2632,9520,896,0,1,
 37080,504000,369600,5760,0,1,487476,23562000,
 57376704,12735360,33792,0,1,6045676,1039654616,
 6645999360,5256451200,399246848,186368,0,1,
 71745360,44074736160,674286412800,1336544352000,
 427859367936,11498905600,983040,0,1,823269744,
 1793634471360,63624274826112,271641150443520,
 224718683904000,32219490680832,308405698560,
 5013504,0]

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Last modified March 28 12:26 EDT 2024. Contains 371254 sequences. (Running on oeis4.)