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.

A370924 Rectangular array, read by antidiagonals: row n consists of the numbers m whose ternary representation starts with 1 and has exactly n runs.

Table of values

n a(n)
1 1
2 4
3 3
4 13
5 5
6 10
7 40
8 9
9 11
10 30
11 121
12 12
13 15
14 32
15 91
16 364
17 14
18 16
19 33
20 92
21 273
22 1093
23 17
24 28
25 34
26 96
27 275
28 820
29 3280
30 27
31 29
32 46
33 97
34 276
35 821
36 2460
37 9841
38 36
39 31
40 47
41 100
42 277
43 825
44 2462
45 7381
46 29524
47 39
48 35
49 48
50 101
51 289
52 826
53 2463
54 7382
55 22143

List of values

[1, 4, 3, 13, 5, 10, 40, 9, 11, 30, 121, 12, 15, 32, 91, 364, 14, 16, 33, 92, 273, 1093, 17, 28, 34, 96, 275, 820, 3280, 27, 29, 46, 97, 276, 821, 2460, 9841, 36, 31, 47, 100, 277, 825, 2462, 7381, 29524, 39, 35, 48, 101, 289, 826, 2463, 7382, 22143]