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.

A386546 Numbers k >= 1 such that k = d(k) + d(k+1) + ... + d(k+r) for some r >= 0 where d(i) is the number of divisors of i (A000005).

Table of values

n a(n)
1 1
2 2
3 6
4 9
5 12
6 18
7 21
8 26
9 28
10 31
11 43
12 49
13 52
14 54
15 73
16 79
17 91
18 93
19 95
20 99
21 102
22 109
23 111
24 121
25 122
26 133
27 153
28 159
29 175
30 179
31 185
32 193
33 197
34 211
35 215
36 227
37 231
38 239
39 241
40 243
41 271
42 279
43 286
44 291
45 295
46 299
47 301
48 305
49 309
50 311
51 313
52 318
53 324
54 329
55 339
56 345

List of values

[1, 2, 6, 9, 12, 18, 21, 26, 28, 31, 43, 49, 52, 54, 73, 79, 91, 93, 95, 99, 102, 109, 111, 121, 122, 133, 153, 159, 175, 179, 185, 193, 197, 211, 215, 227, 231, 239, 241, 243, 271, 279, 286, 291, 295, 299, 301, 305, 309, 311, 313, 318, 324, 329, 339, 345]

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

Content is available under The OEIS End-User License Agreement.