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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A369139 Numbers k such that Omega(k) = 1 + Omega(k + 1).

Table of values

n a(n)
1 4
2 6
3 8
4 10
5 20
6 22
7 45
8 46
9 50
10 58
11 68
12 76
13 80
14 82
15 92
16 104
17 105
18 106
19 110
20 114
21 117
22 152
23 154
24 165
25 166
26 178
27 182
28 186
29 189
30 212
31 226
32 236
33 246
34 258
35 260
36 261
37 262
38 266
39 273
40 286
41 290
42 315
43 318
44 322
45 325
46 333
47 338
48 342
49 344
50 345
51 346
52 354
53 357
54 358
55 370
56 382
57 385
58 402
59 406
60 410
61 412
62 424
63 426

List of values

[4, 6, 8, 10, 20, 22, 45, 46, 50, 58, 68, 76, 80, 82, 92, 104, 105, 106, 110, 114, 117, 152, 154, 165, 166, 178, 182, 186, 189, 212, 226, 236, 246, 258, 260, 261, 262, 266, 273, 286, 290, 315, 318, 322, 325, 333, 338, 342, 344, 345, 346, 354, 357, 358, 370, 382, 385, 402, 406, 410, 412, 424, 426]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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