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.

A262901 Numbers that have at least one leaf-child in the tree generated by edge-relation A049820(child) = parent.

Table of values

n a(n)
1 4
2 5
3 11
4 14
5 16
6 17
7 22
8 27
9 29
10 32
11 35
12 41
13 44
14 46
15 48
16 51
17 57
18 58
19 62
20 65
21 69
22 70
23 77
24 80
25 81
26 91
27 92
28 96
29 101
30 102
31 107
32 110
33 111
34 114
35 118
36 119
37 120
38 128
39 129
40 130
41 138
42 139
43 141
44 144
45 147
46 148
47 152
48 155
49 158
50 161
51 162
52 165
53 166
54 169
55 176
56 181
57 187
58 191
59 192
60 199
61 201
62 214
63 215
64 216
65 222
66 224
67 227
68 231
69 234
70 238
71 239
72 247
73 248
74 249
75 255
76 258
77 262
78 264
79 269
80 277
81 278
82 282
83 286
84 291
85 294
86 296

List of values

[4, 5, 11, 14, 16, 17, 22, 27, 29, 32, 35, 41, 44, 46, 48, 51, 57, 58, 62, 65, 69, 70, 77, 80, 81, 91, 92, 96, 101, 102, 107, 110, 111, 114, 118, 119, 120, 128, 129, 130, 138, 139, 141, 144, 147, 148, 152, 155, 158, 161, 162, 165, 166, 169, 176, 181, 187, 191, 192, 199, 201, 214, 215, 216, 222, 224, 227, 231, 234, 238, 239, 247, 248, 249, 255, 258, 262, 264, 269, 277, 278, 282, 286, 291, 294, 296]