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.

A219356 Triangle read by rows: A219274 with rows reversed.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 2
5 1
6 3
7 1
8 4
9 5
10 1
11 5
12 9
13 16
14 1
15 6
16 14
17 49
18 1
19 7
20 20
21 92
22 70
23 1
24 8
25 27
26 153
27 204
28 168
29 1
30 9
31 35
32 235
33 405
34 738
35 768
36 1
37 10
38 44
39 341
40 715
41 1815
42 3300
43 1
44 11
45 54
46 474
47 1166
48 3630
49 9460
50 7887
51 1
52 12
53 65
54 637
55 1794
56 6578
57 21307
58 28743
59 15015

List of values

[1, 1, 1, 1, 2, 1, 3, 1, 4, 5, 1, 5, 9, 16, 1, 6, 14, 49, 1, 7, 20, 92, 70, 1, 8, 27, 153, 204, 168, 1, 9, 35, 235, 405, 738, 768, 1, 10, 44, 341, 715, 1815, 3300, 1, 11, 54, 474, 1166, 3630, 9460, 7887, 1, 12, 65, 637, 1794, 6578, 21307, 28743, 15015]