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.

A107148 Primes of the form 2x^2 + 21y^2.

Table of values

n a(n)
1 2
2 23
3 29
4 53
5 71
6 149
7 191
8 197
9 239
10 263
11 317
12 359
13 389
14 431
15 557
16 599
17 653
18 701
19 743
20 821
21 863
22 911
23 1031
24 1061
25 1103
26 1229
27 1367
28 1373
29 1439
30 1493
31 1583
32 1607
33 1709
34 1733
35 1871
36 1877
37 1901
38 1997
39 2039
40 2069
41 2087
42 2111
43 2207
44 2213
45 2237

List of values

[2, 23, 29, 53, 71, 149, 191, 197, 239, 263, 317, 359, 389, 431, 557, 599, 653, 701, 743, 821, 863, 911, 1031, 1061, 1103, 1229, 1367, 1373, 1439, 1493, 1583, 1607, 1709, 1733, 1871, 1877, 1901, 1997, 2039, 2069, 2087, 2111, 2207, 2213, 2237]

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

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