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A089401 as a simple table

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

[1,1,3,2,4,5,6,5,7,8,11,9,11,12,13,12,14,15,18,18,
 19,20,21,20,22,23,26,24,26,27,28,27,29,30,33,33,
 36,36,37,36,38,39,42,40,42,43,44,43,45,46,49,49,
 50,51,52,51,53,54,57,55,57,58,59,58,60,61,64,64,
 67,69,69,68,70]

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Last modified August 27 14:52 EDT 2024. Contains 375470 sequences. (Running on oeis4.)