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A189889 as a simple table

n a(n)
1 1
2 1
3 1
4 4
5 5
6 9
7 10
8 16
9 18
10 25
11 27
12 36
13 39
14 49
15 52
16 64
17 68
18 81
19 85
20 100
21 105
22 121
23 126
24 144
25 150
26 169
27 175
28 196
29 203
30 225
31 232
32 256
33 264
34 289
35 297
36 324
37 333
38 361
39 370
40 400
41 410
42 441
43 451
44 484
45 495
46 529
47 540
48 576
49 588
50 625

[1,1,1,4,5,9,10,16,18,25,27,36,39,49,52,64,68,81,
 85,100,105,121,126,144,150,169,175,196,203,225,
 232,256,264,289,297,324,333,361,370,400,410,441,
 451,484,495,529,540,576,588,625]

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Last modified March 29 00:26 EDT 2024. Contains 371264 sequences. (Running on oeis4.)