cp's OEIS Frontend

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.

A200925 Numbers k such that Omega(k) = Omega(k - Omega(k)), where Omega = A001222.

Table of values

n a(n)
1 1
2 3
3 6
4 30
5 35
6 40
7 45
8 51
9 57
10 60
11 66
12 78
13 87
14 88
15 93
16 95
17 102
18 104
19 105
20 117
21 121
22 123
23 136
24 140
25 143
26 145
27 156
28 161
29 174
30 175
31 185
32 187
33 203
34 205
35 215
36 217
37 219
38 221
39 232
40 237
41 245
42 249
43 258
44 261
45 267
46 282
47 285
48 289
49 291
50 301
51 303
52 305
53 321
54 323
55 325
56 329

List of values

[1, 3, 6, 30, 35, 40, 45, 51, 57, 60, 66, 78, 87, 88, 93, 95, 102, 104, 105, 117, 121, 123, 136, 140, 143, 145, 156, 161, 174, 175, 185, 187, 203, 205, 215, 217, 219, 221, 232, 237, 245, 249, 258, 261, 267, 282, 285, 289, 291, 301, 303, 305, 321, 323, 325, 329]