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.

A385587 Galileo sequence with ratio k = 4: a(1) = 1, a(2) = k, a(2*n-1) = floor(((k + 1)*a(n) -1)/2), and a(2*n) = floor((k + 1)*a(n)/2) + 1 for n > 2.

Table of values

n a(n)
1 1
2 4
3 9
4 11
5 22
6 23
7 27
8 28
9 54
10 56
11 57
12 58
13 67
14 68
15 69
16 71
17 134
18 136
19 139
20 141
21 142
22 143
23 144
24 146
25 167
26 168
27 169
28 171
29 172
30 173
31 177
32 178
33 334
34 336
35 339
36 341
37 347
38 348
39 352
40 353
41 354
42 356
43 357
44 358
45 359
46 361
47 364
48 366
49 417
50 418
51 419
52 421
53 422
54 423
55 427
56 428
57 429

List of values

[1, 4, 9, 11, 22, 23, 27, 28, 54, 56, 57, 58, 67, 68, 69, 71, 134, 136, 139, 141, 142, 143, 144, 146, 167, 168, 169, 171, 172, 173, 177, 178, 334, 336, 339, 341, 347, 348, 352, 353, 354, 356, 357, 358, 359, 361, 364, 366, 417, 418, 419, 421, 422, 423, 427, 428, 429]