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A015743 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 1
9 1
10 1
11 2
12 2
13 3
14 4
15 5
16 5
17 7
18 9
19 10
20 13
21 15
22 18
23 22
24 27
25 31
26 37
27 44
28 51
29 61
30 71
31 82
32 95
33 111
34 128
35 148
36 171
37 195
38 225
39 258
40 295
41 337
42 384
43 437
44 497
45 565
46 639
47 724
48 818
49 923
50 1042
51 1173
52 1319
53 1483
54 1665

[0,0,0,0,0,0,0,1,1,1,2,2,3,4,5,5,7,9,10,13,15,18,
 22,27,31,37,44,51,61,71,82,95,111,128,148,171,195,
 225,258,295,337,384,437,497,565,639,724,818,923,
 1042,1173,1319,1483,1665]

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Last modified June 19 17:25 EDT 2021. Contains 345144 sequences. (Running on oeis4.)