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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.

A134223 Values n for which integer solutions of Mordell curve y^2=x^3+n have 4 different values of x (or equivalently of nonnegative y).

Table of values

n a(n)
1 8
2 24
3 36
4 65
5 80
6 89
7 108
8 145
9 161
10 233
11 260
12 353
13 377
14 441
15 449
16 505
17 521
18 528
19 537
20 649
21 681
22 737
23 745
24 784
25 792
26 1100
27 1116
28 1224
29 1296
30 1412
31 1513
32 1536
33 1548
34 1585
35 1753
36 1897
37 1961
38 2025
39 2033
40 2185
41 2250
42 2305
43 2404
44 2521
45 2537
46 2745
47 2793
48 2852

List of values

[8, 24, 36, 65, 80, 89, 108, 145, 161, 233, 260, 353, 377, 441, 449, 505, 521, 528, 537, 649, 681, 737, 745, 784, 792, 1100, 1116, 1224, 1296, 1412, 1513, 1536, 1548, 1585, 1753, 1897, 1961, 2025, 2033, 2185, 2250, 2305, 2404, 2521, 2537, 2745, 2793, 2852]