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.

A258928 a(n) = number of integral points on the elliptic curve y^2 = x^3 - (n^2)*x + 1, considering only nonnegative values of y.

Table of values

n a(n)
0 3
1 6
2 11
3 9
4 15
5 13
6 14
7 17
8 26
9 12
10 12
11 11
12 12
13 19
14 20
15 11
16 19
17 36
18 12
19 17
20 16
21 11
22 19
23 16
24 15
25 27
26 17
27 17
28 18
29 16
30 12
31 15
32 17
33 11
34 12
35 11
36 28
37 16
38 12
39 11
40 15
41 24
42 27
43 11
44 17
45 12
46 26
47 15
48 17
49 15
50 12
51 15
52 17
53 27
54 12
55 14
56 16
57 15
58 16
59 24
60 12
61 41
62 17
63 16
64 12
65 11
66 17
67 16
68 16
69 15
70 23
71 15
72 16
73 20
74 15

List of values

[3, 6, 11, 9, 15, 13, 14, 17, 26, 12, 12, 11, 12, 19, 20, 11, 19, 36, 12, 17, 16, 11, 19, 16, 15, 27, 17, 17, 18, 16, 12, 15, 17, 11, 12, 11, 28, 16, 12, 11, 15, 24, 27, 11, 17, 12, 26, 15, 17, 15, 12, 15, 17, 27, 12, 14, 16, 15, 16, 24, 12, 41, 17, 16, 12, 11, 17, 16, 16, 15, 23, 15, 16, 20, 15]

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

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