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A008666 as a simple table

n a(n)
0 1
1 0
2 1
3 1
4 1
5 2
6 3
7 2
8 4
9 5
10 5
11 7
12 9
13 8
14 12
15 14
16 14
17 18
18 22
19 21
20 28
21 31
22 32
23 39
24 45
25 45
26 55
27 61
28 63
29 74
30 83
31 84
32 99
33 108
34 112
35 128
36 141
37 144
38 165
39 178
40 185
41 207
42 225
43 231
44 259
45 278
46 288
47 318
48 342
49 352
50 389
51 414
52 429
53 468
54 500
55 515
56 562
57 595
58 616
59 666
60 707
61 728
62 787
63 830
64 858
65 921

[1,0,1,1,1,2,3,2,4,5,5,7,9,8,12,14,14,18,22,21,28,
 31,32,39,45,45,55,61,63,74,83,84,99,108,112,128,
 141,144,165,178,185,207,225,231,259,278,288,318,
 342,352,389,414,429,468,500,515,562,595,616,666,
 707,728,787,830,858,921]

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Last modified April 25 10:22 EDT 2024. Contains 371967 sequences. (Running on oeis4.)