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.

A034040 Imprimitively but not primitively represented by (x^2+xy+2y^2, x>=0, y>=0).

Table of values

n a(n)
0 9
1 16
2 18
3 25
4 36
5 49
6 50
7 72
8 81
9 98
10 99
11 100
12 121
13 126
14 144
15 162
16 169
17 196
18 198
19 200
20 207
21 224
22 225
23 252
24 275
25 288
26 289
27 324
28 333
29 338
30 350
31 361
32 387
33 392
34 396
35 400
36 414
37 441
38 450
39 477
40 504
41 512
42 522
43 539
44 550
45 575
46 576
47 578
48 625
49 639
50 648

List of values

[9, 16, 18, 25, 36, 49, 50, 72, 81, 98, 99, 100, 121, 126, 144, 162, 169, 196, 198, 200, 207, 224, 225, 252, 275, 288, 289, 324, 333, 338, 350, 361, 387, 392, 396, 400, 414, 441, 450, 477, 504, 512, 522, 539, 550, 575, 576, 578, 625, 639, 648]