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A247899 as a simple table

n a(n)
1 90
2 18
3 18
4 54
5 72
6 18
7 18
8 18
9 36
10 18
11 18
12 72
13 54
14 36
15 36
16 18
17 36
18 72
19 18
20 36
21 54
22 54
23 18
24 18
25 54
26 18
27 18
28 18
29 36
30 36
31 18
32 36
33 36
34 36
35 54
36 18
37 18
38 18
39 36
40 18
41 18
42 36
43 18
44 54
45 18
46 18
47 90
48 18
49 18
50 36
51 18
52 18
53 18
54 18
55 18
56 18
57 18
58 72
59 18
60 18
61 54
62 18
63 18
64 54
65 18
66 36
67 18
68 18
69 36
70 18
71 36
72 18
73 18
74 54
75 54
76 36
77 18
78 18
79 18
80 18
81 18

[90,18,18,54,72,18,18,18,36,18,18,72,54,36,36,18,
 36,72,18,36,54,54,18,18,54,18,18,18,36,36,18,36,
 36,36,54,18,18,18,36,18,18,36,18,54,18,18,90,18,
 18,36,18,18,18,18,18,18,18,72,18,18,54,18,18,54,
 18,36,18,18,36,18,36,18,18,54,54,36,18,18,18,18,
 18]

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Last modified February 2 21:10 EST 2023. Contains 360024 sequences. (Running on oeis4.)