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A142071 formatted as a simple table:

n a(n)
1 0
2 1
3 0
4 1
5 1
6 0
7 1
8 3
9 2
10 0
11 1
12 7
13 12
14 6
15 0
16 1
17 15
18 50
19 60
20 24
21 0
22 1
23 31
24 180
25 390
26 360
27 120
28 0
29 1
30 63
31 602
32 2100
33 3360
34 2520
35 720
36 0
37 1
38 127
39 1932
40 10206
41 25200
42 31920
43 20160
44 5040
45 0
46 1
47 255
48 6050
49 46620
50 166824
51 317520
52 332640
53 181440
54 40320
55 0
56 1
57 511
58 18660

[0,1,0,1,1,0,1,3,2,0,1,7,12,6,0,1,15,50,60,24,0,1,
 31,180,390,360,120,0,1,63,602,2100,3360,2520,720,
 0,1,127,1932,10206,25200,31920,20160,5040,0,1,255,
 6050,46620,166824,317520,332640,181440,40320,0,1,
 511,18660]

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Last modified December 13 23:45 EST 2009. Contains 170824 sequences.


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