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.

A309135 Nonnegative integers of the form 9*x^2+7*x*y-5*y^2.

Table of values

n a(n)
1 0
2 3
3 5
4 9
5 11
6 12
7 15
8 17
9 19
10 20
11 25
12 27
13 33
14 36
15 43
16 44
17 45
18 48
19 51
20 55
21 57
22 60
23 61
24 68
25 71
26 75
27 76
28 80
29 81
30 83
31 85
32 95
33 97
34 99
35 100
36 103
37 108
38 111
39 121
40 125
41 129
42 132
43 135
44 144
45 147
46 149
47 151
48 153
49 159
50 165
51 167
52 171
53 172
54 176
55 180
56 181
57 183
58 185
59 187
60 192

List of values

[0, 3, 5, 9, 11, 12, 15, 17, 19, 20, 25, 27, 33, 36, 43, 44, 45, 48, 51, 55, 57, 60, 61, 68, 71, 75, 76, 80, 81, 83, 85, 95, 97, 99, 100, 103, 108, 111, 121, 125, 129, 132, 135, 144, 147, 149, 151, 153, 159, 165, 167, 171, 172, 176, 180, 181, 183, 185, 187, 192]

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

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