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.

A244780 Positive numbers primitively represented by the binary quadratic form (1, 1, 3).

Table of values

n a(n)
1 1
2 3
3 5
4 9
5 11
6 15
7 23
8 25
9 27
10 31
11 33
12 37
13 45
14 47
15 53
16 55
17 59
18 67
19 69
20 71
21 75
22 81
23 89
24 93
25 97
26 99
27 103
28 111
29 113
30 115
31 125
32 135
33 137
34 141
35 155
36 157
37 159
38 163
39 165
40 177
41 179
42 181
43 185
44 191
45 199
46 201
47 207
48 213
49 223
50 225
51 229
52 235
53 243
54 251
55 253
56 257
57 265
58 267

List of values

[1, 3, 5, 9, 11, 15, 23, 25, 27, 31, 33, 37, 45, 47, 53, 55, 59, 67, 69, 71, 75, 81, 89, 93, 97, 99, 103, 111, 113, 115, 125, 135, 137, 141, 155, 157, 159, 163, 165, 177, 179, 181, 185, 191, 199, 201, 207, 213, 223, 225, 229, 235, 243, 251, 253, 257, 265, 267]