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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.

A141177 Primes of the form -2*x^2 + 3*x*y + 3*y^2 (as well as of the form 4*x^2 + 7*x*y + y^2).

Table of values

n a(n)
1 3
2 31
3 37
4 67
5 97
6 103
7 157
8 163
9 181
10 199
11 223
12 229
13 313
14 331
15 367
16 379
17 397
18 421
19 433
20 463
21 487
22 499
23 577
24 619
25 631
26 643
27 661
28 691
29 709
30 727
31 751
32 757
33 823
34 829
35 859
36 883
37 907
38 991
39 1021
40 1039
41 1087
42 1093
43 1123
44 1153
45 1171
46 1213
47 1237
48 1279
49 1291
50 1303
51 1321
52 1423
53 1453
54 1483

List of values

[3, 31, 37, 67, 97, 103, 157, 163, 181, 199, 223, 229, 313, 331, 367, 379, 397, 421, 433, 463, 487, 499, 577, 619, 631, 643, 661, 691, 709, 727, 751, 757, 823, 829, 859, 883, 907, 991, 1021, 1039, 1087, 1093, 1123, 1153, 1171, 1213, 1237, 1279, 1291, 1303, 1321, 1423, 1453, 1483]

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

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