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.

A107230 A number triangle of inverse Chebyshev transforms.

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 2
5 1
6 3
7 6
8 3
9 1
10 6
11 12
12 12
13 4
14 1
15 10
16 30
17 30
18 20
19 5
20 1
21 20
22 60
23 90
24 60
25 30
26 6
27 1
28 35
29 140
30 210
31 210
32 105
33 42
34 7
35 1
36 70
37 280
38 560
39 560
40 420
41 168
42 56
43 8
44 1
45 126
46 630
47 1260
48 1680
49 1260
50 756
51 252
52 72
53 9
54 1
55 252
56 1260
57 3150
58 4200
59 4200
60 2520
61 1260
62 360
63 90
64 10
65 1

List of values

[1, 1, 1, 2, 2, 1, 3, 6, 3, 1, 6, 12, 12, 4, 1, 10, 30, 30, 20, 5, 1, 20, 60, 90, 60, 30, 6, 1, 35, 140, 210, 210, 105, 42, 7, 1, 70, 280, 560, 560, 420, 168, 56, 8, 1, 126, 630, 1260, 1680, 1260, 756, 252, 72, 9, 1, 252, 1260, 3150, 4200, 4200, 2520, 1260, 360, 90, 10, 1]