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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.

A168420 a(n) = 4 + 10*floor(n/2).

Table of values

n a(n)
1 4
2 14
3 14
4 24
5 24
6 34
7 34
8 44
9 44
10 54
11 54
12 64
13 64
14 74
15 74
16 84
17 84
18 94
19 94
20 104
21 104
22 114
23 114
24 124
25 124
26 134
27 134
28 144
29 144
30 154
31 154
32 164
33 164
34 174
35 174
36 184
37 184
38 194
39 194
40 204
41 204
42 214
43 214
44 224
45 224
46 234
47 234
48 244
49 244
50 254
51 254
52 264
53 264
54 274
55 274
56 284

List of values

[4, 14, 14, 24, 24, 34, 34, 44, 44, 54, 54, 64, 64, 74, 74, 84, 84, 94, 94, 104, 104, 114, 114, 124, 124, 134, 134, 144, 144, 154, 154, 164, 164, 174, 174, 184, 184, 194, 194, 204, 204, 214, 214, 224, 224, 234, 234, 244, 244, 254, 254, 264, 264, 274, 274, 284]

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

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