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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.

A141173 Primes of the form -2*x^2+2*x*y+3*y^2 (as well as of the form 6*x^2+10*x*y+3*y^2).

Table of values

n a(n)
1 3
2 7
3 19
4 31
5 47
6 59
7 83
8 103
9 131
10 139
11 167
12 199
13 223
14 227
15 251
16 271
17 283
18 307
19 311
20 367
21 383
22 419
23 439
24 467
25 479
26 503
27 523
28 563
29 587
30 607
31 619
32 643
33 647
34 691
35 719
36 727
37 787
38 811
39 839
40 859
41 887
42 971
43 983
44 1039
45 1063
46 1091
47 1123
48 1151
49 1223
50 1231
51 1259
52 1279
53 1291
54 1307
55 1319
56 1399
57 1427

List of values

[3, 7, 19, 31, 47, 59, 83, 103, 131, 139, 167, 199, 223, 227, 251, 271, 283, 307, 311, 367, 383, 419, 439, 467, 479, 503, 523, 563, 587, 607, 619, 643, 647, 691, 719, 727, 787, 811, 839, 859, 887, 971, 983, 1039, 1063, 1091, 1123, 1151, 1223, 1231, 1259, 1279, 1291, 1307, 1319, 1399, 1427]

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

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