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A020688 as a simple table

n a(n)
1 0
2 5
3 9
4 14
5 20
6 29
7 36
8 41
9 45
10 54
11 56
12 80
13 81
14 86
15 89
16 101
17 116
18 125
19 126
20 134
21 144
22 149
23 161
24 164
25 180
26 189
27 206
28 216
29 224
30 225
31 230
32 245
33 254
34 261
35 269
36 270
37 281
38 305
39 320
40 324
41 326
42 329
43 344
44 350
45 356
46 369
47 389
48 401
49 404
50 405
51 414
52 441
53 446
54 449
55 461
56 464
57 470
58 486

[0,5,9,14,20,29,36,41,45,54,56,80,81,86,89,101,
 116,125,126,134,144,149,161,164,180,189,206,216,
 224,225,230,245,254,261,269,270,281,305,320,324,
 326,329,344,350,356,369,389,401,404,405,414,441,
 446,449,461,464,470,486]

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)