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A005357 as a simple table

n a(n)
1 0
2 0
3 0
4 1
5 2
6 3
7 5
8 7
9 9
10 11
11 13
12 15
13 17
14 19
15 22
16 25
17 28
18 31
19 34
20 37
21 40
22 43
23 46
24 49
25 52
26 55
27 58
28 61
29 64
30 67
31 70
32 73
33 77
34 81
35 85
36 89
37 93
38 97
39 101
40 105
41 109
42 113
43 117
44 121
45 125
46 129
47 133
48 137
49 141
50 145
51 149
52 153
53 157
54 161
55 165
56 169
57 173
58 177

[0,0,0,1,2,3,5,7,9,11,13,15,17,19,22,25,28,31,34,
 37,40,43,46,49,52,55,58,61,64,67,70,73,77,81,85,
 89,93,97,101,105,109,113,117,121,125,129,133,137,
 141,145,149,153,157,161,165,169,173,177]

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Last modified May 11 11:02 EDT 2024. Contains 372409 sequences. (Running on oeis4.)