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.

A114548 Numbers k such that k-th heptagonal number is 3-almost prime.

Table of values

n a(n)
1 3
2 8
3 11
4 19
5 20
6 25
7 28
8 37
9 38
10 43
11 52
12 58
13 59
14 67
15 68
16 70
17 77
18 82
19 83
20 85
21 86
22 89
23 92
24 98
25 106
26 110
27 116
28 124
29 130
30 131
31 133
32 134
33 137
34 139
35 142
36 149
37 157
38 161
39 169
40 172
41 179
42 181
43 182
44 185
45 188
46 190
47 193
48 202
49 206
50 209
51 211
52 214
53 217
54 227
55 233
56 238
57 244

List of values

[3, 8, 11, 19, 20, 25, 28, 37, 38, 43, 52, 58, 59, 67, 68, 70, 77, 82, 83, 85, 86, 89, 92, 98, 106, 110, 116, 124, 130, 131, 133, 134, 137, 139, 142, 149, 157, 161, 169, 172, 179, 181, 182, 185, 188, 190, 193, 202, 206, 209, 211, 214, 217, 227, 233, 238, 244]