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.

A209247 a(n) = p(p(n)) + p(p( abs(n - p(p(n-1))) )), where p(n) = A188163(n) + 1 - [n=1].

Table of values

n a(n)
2 1
3 23
4 33
5 40
6 61
7 62
8 65
9 80
10 115
11 116
12 117
13 120
14 125
15 128
16 141
17 199
18 228
19 229
20 230
21 231
22 234
23 237
24 238
25 241
26 246
27 249
28 264
29 286
30 289
31 304
32 370
33 403
34 449
35 450
36 451
37 452
38 453
39 456
40 459
41 460
42 461
43 464
44 469
45 470
46 473
47 483
48 486
49 496
50 518
51 519
52 522
53 527
54 530
55 543

List of values

[1, 23, 33, 40, 61, 62, 65, 80, 115, 116, 117, 120, 125, 128, 141, 199, 228, 229, 230, 231, 234, 237, 238, 241, 246, 249, 264, 286, 289, 304, 370, 403, 449, 450, 451, 452, 453, 456, 459, 460, 461, 464, 469, 470, 473, 483, 486, 496, 518, 519, 522, 527, 530, 543]