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.

A379047 Rectangular array read by descending antidiagonals: the Type 2 runlength index array of A000002 (the Kolakoski sequence); see Comments.

Table of values

n a(n)
1 1
2 3
3 2
4 5
5 4
6 8
7 6
8 11
9 28
10 13
11 7
12 16
13 35
14 80
15 53
16 9
17 18
18 48
19 121
20 217
21 112
22 10
23 22
24 62
25 135
26 449
27 332
28 305
29 12
30 26
31 67
32 175
33 472
34 1478
35 1451
36 296
37 14
38 31
39 89
40 203
41 513
42 1974
43 1947
44 1358
45 1331
46 15
47 38
48 94
49 244
50 812
51 2101
52 2683
53 1920
54 1827
55 964
56 17
57 40
58 107

List of values

[1, 3, 2, 5, 4, 8, 6, 11, 28, 13, 7, 16, 35, 80, 53, 9, 18, 48, 121, 217, 112, 10, 22, 62, 135, 449, 332, 305, 12, 26, 67, 175, 472, 1478, 1451, 296, 14, 31, 89, 203, 513, 1974, 1947, 1358, 1331, 15, 38, 94, 244, 812, 2101, 2683, 1920, 1827, 964, 17, 40, 107]