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A053815 as a simple table

n a(n)
2 2
3 3
4 1
5 5
6 1
7 7
8 1
9 2
10 1
11 11
12 0
13 13
14 1
15 1
16 1
17 17
18 0
19 19
20 0
21 1
22 1
23 23
24 0
25 4
26 1
27 2
28 1
29 29
30 0
31 31
32 1
33 2
34 1
35 2
36 0
37 37
38 1
39 2
40 0
41 41
42 0
43 43
44 1
45 1
46 1
47 47
48 0
49 6
50 1
51 2
52 1
53 53
54 0
55 3
56 0
57 2
58 1
59 59
60 0
61 61
62 1
63 1
64 1
65 3
66 0
67 67
68 1
69 2
70 0
71 71
72 0
73 73
74 1
75 1
76 1
77 4
78 0
79 79
80 0

[2,3,1,5,1,7,1,2,1,11,0,13,1,1,1,17,0,19,0,1,1,23,
 0,4,1,2,1,29,0,31,1,2,1,2,0,37,1,2,0,41,0,43,1,1,
 1,47,0,6,1,2,1,53,0,3,0,2,1,59,0,61,1,1,1,3,0,67,
 1,2,0,71,0,73,1,1,1,4,0,79,0]

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Last modified January 29 10:45 EST 2023. Contains 359921 sequences. (Running on oeis4.)