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.

A297124 Numbers having an up-first zigzag pattern in base 3; see Comments.

Table of values

n a(n)
1 5
2 15
3 16
4 46
5 47
6 48
7 50
8 138
9 140
10 141
11 142
12 145
13 146
14 150
15 151
16 415
17 416
18 420
19 421
20 424
21 425
22 426
23 428
24 435
25 437
26 438
27 439
28 451
29 452
30 453
31 455
32 1245
33 1247
34 1248
35 1249
36 1261
37 1262
38 1263
39 1265
40 1272
41 1274
42 1275
43 1276
44 1279
45 1280
46 1284
47 1285
48 1306
49 1307

List of values

[5, 15, 16, 46, 47, 48, 50, 138, 140, 141, 142, 145, 146, 150, 151, 415, 416, 420, 421, 424, 425, 426, 428, 435, 437, 438, 439, 451, 452, 453, 455, 1245, 1247, 1248, 1249, 1261, 1262, 1263, 1265, 1272, 1274, 1275, 1276, 1279, 1280, 1284, 1285, 1306, 1307]