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A331436 as a simple table

n a(n)
0 1
1 1
2 0
3 1
4 1
5 0
6 1
7 2
8 1
9 0
10 1
11 3
12 6
13 1
14 0
15 1
16 4
17 21
18 20
19 1
20 0
21 1
22 5
23 55
24 220
25 70
26 1
27 0
28 1
29 6
30 120
31 1540
32 3060
33 252
34 1
35 0
36 1
37 7
38 231
39 7770
40 73815
41 53130
42 924
43 1
44 0
45 1
46 8
47 406
48 30856
49 1088430
50 5461512
51 1107568
52 3432
53 1
54 0
55 1
56 9
57 666
58 102340
59 11009376
60 286243776
61 581106988
62 26978328
63 12870
64 1
65 0

[1,1,0,1,1,0,1,2,1,0,1,3,6,1,0,1,4,21,20,1,0,1,5,
 55,220,70,1,0,1,6,120,1540,3060,252,1,0,1,7,231,
 7770,73815,53130,924,1,0,1,8,406,30856,1088430,
 5461512,1107568,3432,1,0,1,9,666,102340,11009376,
 286243776,581106988,26978328,12870,1,0]

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Last modified June 12 18:11 EDT 2024. Contains 373359 sequences. (Running on oeis4.)