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.

A007675 Numbers m such that m, m+1 and m+2 are squarefree.

Table of values

n a(n)
1 1
2 5
3 13
4 21
5 29
6 33
7 37
8 41
9 57
10 65
11 69
12 77
13 85
14 93
15 101
16 105
17 109
18 113
19 129
20 137
21 141
22 157
23 165
24 177
25 181
26 185
27 193
28 201
29 209
30 213
31 217
32 221
33 229
34 237
35 253
36 257
37 265
38 281
39 285
40 301
41 309
42 317
43 321
44 329
45 345
46 353
47 357
48 365
49 381
50 389
51 393
52 397
53 401
54 409
55 417
56 429
57 433
58 437
59 445
60 453

List of values

[1, 5, 13, 21, 29, 33, 37, 41, 57, 65, 69, 77, 85, 93, 101, 105, 109, 113, 129, 137, 141, 157, 165, 177, 181, 185, 193, 201, 209, 213, 217, 221, 229, 237, 253, 257, 265, 281, 285, 301, 309, 317, 321, 329, 345, 353, 357, 365, 381, 389, 393, 397, 401, 409, 417, 429, 433, 437, 445, 453]

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

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