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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.

A243704 Primes represented by the indefinite quadratic form -x^2+13xy+9y^2.

Table of values

n a(n)
1 31
2 41
3 61
4 251
5 349
6 379
7 389
8 401
9 419
10 431
11 449
12 461
13 491
14 619
15 631
16 739
17 769
18 811
19 821
20 829
21 1009
22 1061
23 1171
24 1181
25 1229
26 1231
27 1279
28 1289
29 1321
30 1361
31 1451
32 1471
33 1499
34 1601
35 1699
36 1721
37 1759
38 1861
39 2081
40 2131
41 2239
42 2339
43 2341
44 2411
45 2551
46 2579
47 2591
48 2789

List of values

[31, 41, 61, 251, 349, 379, 389, 401, 419, 431, 449, 461, 491, 619, 631, 739, 769, 811, 821, 829, 1009, 1061, 1171, 1181, 1229, 1231, 1279, 1289, 1321, 1361, 1451, 1471, 1499, 1601, 1699, 1721, 1759, 1861, 2081, 2131, 2239, 2339, 2341, 2411, 2551, 2579, 2591, 2789]

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

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