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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.

A237037 Numbers k such that (2*k)^3 + 1 is a semiprime.

Table of values

n a(n)
1 1
2 2
3 3
4 8
5 9
6 11
7 14
8 21
9 29
10 30
11 35
12 36
13 39
14 50
15 51
16 53
17 56
18 74
19 78
20 81
21 95
22 105
23 116
24 140
25 155
26 165
27 176
28 179
29 191
30 198
31 224
32 228
33 245
34 284
35 303
36 336
37 378
38 393
39 410
40 413
41 414
42 428
43 429
44 438
45 464
46 485
47 491
48 504
49 506
50 515
51 534
52 546
53 554
54 575
55 596
56 611
57 638
58 641
59 648
60 659
61 680
62 683
63 711
64 714
65 725
66 744
67 765
68 774
69 791

List of values

[1, 2, 3, 8, 9, 11, 14, 21, 29, 30, 35, 36, 39, 50, 51, 53, 56, 74, 78, 81, 95, 105, 116, 140, 155, 165, 176, 179, 191, 198, 224, 228, 245, 284, 303, 336, 378, 393, 410, 413, 414, 428, 429, 438, 464, 485, 491, 504, 506, 515, 534, 546, 554, 575, 596, 611, 638, 641, 648, 659, 680, 683, 711, 714, 725, 744, 765, 774, 791]

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

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