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.

A327862 Numbers whose arithmetic derivative is of the form 4k+2, cf. A003415.

Table of values

n a(n)
1 9
2 21
3 25
4 33
5 49
6 57
7 65
8 69
9 77
10 85
11 93
12 121
13 129
14 133
15 135
16 141
17 145
18 161
19 169
20 177
21 185
22 201
23 205
24 209
25 213
26 217
27 221
28 237
29 249
30 253
31 265
32 289
33 301
34 305
35 309
36 315
37 321
38 329
39 341
40 351
41 361
42 365
43 375
44 377
45 381
46 393
47 413
48 417
49 437
50 445
51 453
52 459
53 469
54 473
55 481
56 485
57 489
58 493
59 495
60 497
61 501
62 505
63 517
64 529
65 533
66 537

List of values

[9, 21, 25, 33, 49, 57, 65, 69, 77, 85, 93, 121, 129, 133, 135, 141, 145, 161, 169, 177, 185, 201, 205, 209, 213, 217, 221, 237, 249, 253, 265, 289, 301, 305, 309, 315, 321, 329, 341, 351, 361, 365, 375, 377, 381, 393, 413, 417, 437, 445, 453, 459, 469, 473, 481, 485, 489, 493, 495, 497, 501, 505, 517, 529, 533, 537]

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

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