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.

A198889 Square array in A071223 read by antidiagonals.

Table of values

n a(n)
2 2
3 2
4 2
5 2
6 6
7 2
8 2
9 12
10 6
11 2
12 2
13 20
14 24
15 6
16 2
17 2
18 30
19 72
20 24
21 6
22 2
23 2
24 42
25 172
26 120
27 24
28 6
29 2
30 2
31 56
32 352
33 480
34 120
35 24
36 6
37 2
38 2
39 72
40 646
41 1512
42 720
43 120
44 24
45 6
46 2
47 2
48 90
49 1094
50 3976
51 3600
52 720
53 120
54 24
55 6
56 2
57 2
58 110
59 1742
60 9144
61 14184
62 5040
63 720
64 120
65 24
66 6
67 2
68 2
69 132
70 2642
71 18990
72 45992
73 30240
74 5040
75 720
76 120

List of values

[2, 2, 2, 2, 6, 2, 2, 12, 6, 2, 2, 20, 24, 6, 2, 2, 30, 72, 24, 6, 2, 2, 42, 172, 120, 24, 6, 2, 2, 56, 352, 480, 120, 24, 6, 2, 2, 72, 646, 1512, 720, 120, 24, 6, 2, 2, 90, 1094, 3976, 3600, 720, 120, 24, 6, 2, 2, 110, 1742, 9144, 14184, 5040, 720, 120, 24, 6, 2, 2, 132, 2642, 18990, 45992, 30240, 5040, 720, 120]