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A142468 as a simple table

n a(n)
0 1
1 1
2 1
3 1
4 9
5 1
6 1
7 45
8 45
9 1
10 1
11 165
12 825
13 165
14 1
15 1
16 495
17 9075
18 9075
19 495
20 1
21 1
22 1287
23 70785
24 259545
25 70785
26 1287
27 1
28 1
29 3003
30 429429
31 4723719
32 4723719
33 429429
34 3003
35 1
36 1
37 6435
38 2147145
39 61408347
40 184225041
41 61408347
42 2147145
43 6435
44 1

[1,1,1,1,9,1,1,45,45,1,1,165,825,165,1,1,495,9075,
 9075,495,1,1,1287,70785,259545,70785,1287,1,1,
 3003,429429,4723719,4723719,429429,3003,1,1,6435,
 2147145,61408347,184225041,61408347,2147145,6435,
 1]

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)