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.

A190811 Increasing sequence generated by these rules: a(1)=1, and if x is in a then 2x+1 and 3x are in a.

Table of values

n a(n)
1 1
2 3
3 7
4 9
5 15
6 19
7 21
8 27
9 31
10 39
11 43
12 45
13 55
14 57
15 63
16 79
17 81
18 87
19 91
20 93
21 111
22 115
23 117
24 127
25 129
26 135
27 159
28 163
29 165
30 171
31 175
32 183
33 187
34 189
35 223
36 231
37 235
38 237
39 243
40 255
41 259
42 261
43 271
44 273
45 279
46 319
47 327
48 331
49 333
50 343
51 345
52 351
53 367
54 375
55 379
56 381
57 387
58 405
59 447
60 463
61 471
62 475
63 477
64 487
65 489
66 495
67 511
68 513
69 519
70 523
71 525
72 543

List of values

[1, 3, 7, 9, 15, 19, 21, 27, 31, 39, 43, 45, 55, 57, 63, 79, 81, 87, 91, 93, 111, 115, 117, 127, 129, 135, 159, 163, 165, 171, 175, 183, 187, 189, 223, 231, 235, 237, 243, 255, 259, 261, 271, 273, 279, 319, 327, 331, 333, 343, 345, 351, 367, 375, 379, 381, 387, 405, 447, 463, 471, 475, 477, 487, 489, 495, 511, 513, 519, 523, 525, 543]