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.

A102271 Primes of the form 3*x^2 + 7*y^2.

Table of values

n a(n)
1 3
2 7
3 19
4 31
5 103
6 139
7 199
8 223
9 271
10 283
11 307
12 367
13 439
14 523
15 607
16 619
17 643
18 691
19 727
20 787
21 811
22 859
23 1039
24 1063
25 1123
26 1231
27 1279
28 1291
29 1399
30 1447
31 1459
32 1483
33 1531
34 1543
35 1567
36 1627
37 1699
38 1783
39 1867
40 1879
41 1951
42 1987
43 2131
44 2203
45 2239
46 2287
47 2371
48 2383

List of values

[3, 7, 19, 31, 103, 139, 199, 223, 271, 283, 307, 367, 439, 523, 607, 619, 643, 691, 727, 787, 811, 859, 1039, 1063, 1123, 1231, 1279, 1291, 1399, 1447, 1459, 1483, 1531, 1543, 1567, 1627, 1699, 1783, 1867, 1879, 1951, 1987, 2131, 2203, 2239, 2287, 2371, 2383]

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

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