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A078661 as a simple table

n a(n)
0 1
1 1
2 2
3 1
4 2
5 2
6 3
7 2
8 3
9 3
10 4
11 5
12 5
13 6
14 7
15 8
16 9
17 11
18 12
19 15
20 16
21 19
22 21
23 26
24 28
25 34
26 36
27 44
28 48
29 57
30 63
31 72
32 81
33 93
34 104
35 119
36 133
37 150
38 169
39 191
40 213
41 241
42 268
43 301
44 337
45 376
46 420
47 469
48 522
49 581
50 647
51 718
52 799
53 886
54 982
55 1088
56 1205
57 1333
58 1474
59 1627
60 1798
61 1981
62 2188
63 2406

[1,1,2,1,2,2,3,2,3,3,4,5,5,6,7,8,9,11,12,15,16,19,
 21,26,28,34,36,44,48,57,63,72,81,93,104,119,133,
 150,169,191,213,241,268,301,337,376,420,469,522,
 581,647,718,799,886,982,1088,1205,1333,1474,1627,
 1798,1981,2188,2406]

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Last modified March 29 10:22 EDT 2024. Contains 371268 sequences. (Running on oeis4.)