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.

A350629 Positive even numbers that cannot be written as 3^i (i >= 1) plus a prime.

Table of values

n a(n)
1 2
2 4
3 18
4 24
5 36
6 42
7 48
8 54
9 60
10 66
11 72
12 78
13 90
14 96
15 102
16 108
17 114
18 120
19 126
20 132
21 138
22 144
23 150
24 156
25 162
26 168
27 174
28 180
29 186
30 192
31 198
32 204
33 210
34 216
35 222
36 228
37 234
38 240
39 252
40 258
41 264
42 270
43 276
44 282
45 288
46 294
47 300
48 306
49 312
50 318
51 324
52 328
53 330
54 336
55 342
56 348
57 354
58 360
59 366

List of values

[2, 4, 18, 24, 36, 42, 48, 54, 60, 66, 72, 78, 90, 96, 102, 108, 114, 120, 126, 132, 138, 144, 150, 156, 162, 168, 174, 180, 186, 192, 198, 204, 210, 216, 222, 228, 234, 240, 252, 258, 264, 270, 276, 282, 288, 294, 300, 306, 312, 318, 324, 328, 330, 336, 342, 348, 354, 360, 366]

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

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