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A023868 as a simple table

n a(n)
1 1
2 0
3 0
4 1
5 2
6 3
7 4
8 0
9 0
10 1
11 2
12 3
13 4
14 5
15 6
16 7
17 8
18 9
19 10
20 1
21 2
22 3
23 4
24 5
25 6
26 7
27 8
28 9
29 10
30 11
31 12
32 13
33 14
34 15
35 17
36 19
37 21
38 23
39 25
40 6
41 7
42 8
43 9
44 10
45 11
46 12
47 13
48 14
49 15
50 16
51 17
52 18
53 19
54 20
55 21
56 23
57 25
58 27
59 29
60 31
61 33
62 35
63 37
64 39
65 41
66 43
67 45
68 47
69 49
70 15
71 16
72 17
73 18
74 19
75 20
76 21
77 22
78 23
79 24
80 25
81 26
82 27
83 28
84 30
85 32

[1,0,0,1,2,3,4,0,0,1,2,3,4,5,6,7,8,9,10,1,2,3,4,5,
 6,7,8,9,10,11,12,13,14,15,17,19,21,23,25,6,7,8,9,
 10,11,12,13,14,15,16,17,18,19,20,21,23,25,27,29,
 31,33,35,37,39,41,43,45,47,49,15,16,17,18,19,20,
 21,22,23,24,25,26,27,28,30,32]

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Last modified March 19 01:57 EDT 2024. Contains 370952 sequences. (Running on oeis4.)