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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.

A007645 Generalized cuban primes: primes of the form x^2 + xy + y^2; or primes of the form x^2 + 3*y^2; or primes == 0 or 1 (mod 3).

Table of values

n a(n)
1 3
2 7
3 13
4 19
5 31
6 37
7 43
8 61
9 67
10 73
11 79
12 97
13 103
14 109
15 127
16 139
17 151
18 157
19 163
20 181
21 193
22 199
23 211
24 223
25 229
26 241
27 271
28 277
29 283
30 307
31 313
32 331
33 337
34 349
35 367
36 373
37 379
38 397
39 409
40 421
41 433
42 439
43 457
44 463
45 487
46 499
47 523
48 541
49 547
50 571
51 577
52 601
53 607
54 613

List of values

[3, 7, 13, 19, 31, 37, 43, 61, 67, 73, 79, 97, 103, 109, 127, 139, 151, 157, 163, 181, 193, 199, 211, 223, 229, 241, 271, 277, 283, 307, 313, 331, 337, 349, 367, 373, 379, 397, 409, 421, 433, 439, 457, 463, 487, 499, 523, 541, 547, 571, 577, 601, 607, 613]

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

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