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.

A239064 Positive integers whose square can be expressed as k*x^2+(k+1)*x+(k+2) with k and x positive integers.

Table of values

n a(n)
1 3
2 5
3 6
4 9
5 10
6 12
7 15
8 16
9 18
10 19
11 21
12 23
13 24
14 26
15 27
16 30
17 33
18 36
19 37
20 39
21 40
22 41
23 42
24 44
25 45
26 47
27 48
28 51
29 52
30 54
31 57
32 58
33 60
34 61
35 63
36 64
37 65
38 66
39 67
40 68
41 69
42 72
43 75
44 78
45 79
46 81
47 82
48 83
49 84
50 86
51 87
52 89
53 90
54 92
55 93
56 96
57 99
58 100
59 102
60 103
61 105
62 107
63 108
64 110
65 111
66 114
67 117
68 120
69 121
70 123
71 124
72 126
73 128
74 129
75 130
76 131
77 132
78 134
79 135
80 138
81 141
82 142
83 144
84 145
85 147
86 149
87 150
88 152
89 153
90 156
91 159
92 162
93 163
94 165
95 166
96 168
97 170
98 171
99 173
100 174
101 176
102 177
103 180
104 183
105 184
106 186
107 187
108 189
109 191
110 192
111 194
112 195
113 196
114 198
115 201
116 204

List of values

[3, 5, 6, 9, 10, 12, 15, 16, 18, 19, 21, 23, 24, 26, 27, 30, 33, 36, 37, 39, 40, 41, 42, 44, 45, 47, 48, 51, 52, 54, 57, 58, 60, 61, 63, 64, 65, 66, 67, 68, 69, 72, 75, 78, 79, 81, 82, 83, 84, 86, 87, 89, 90, 92, 93, 96, 99, 100, 102, 103, 105, 107, 108, 110, 111, 114, 117, 120, 121, 123, 124, 126, 128, 129, 130, 131, 132, 134, 135, 138, 141, 142, 144, 145, 147, 149, 150, 152, 153, 156, 159, 162, 163, 165, 166, 168, 170, 171, 173, 174, 176, 177, 180, 183, 184, 186, 187, 189, 191, 192, 194, 195, 196, 198, 201, 204]