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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.

A048993 Triangle of Stirling numbers of 2nd kind, S(n,k), n >= 0, 0 <= k <= n.

Table of values

n a(n)
0 1
1 0
2 1
3 0
4 1
5 1
6 0
7 1
8 3
9 1
10 0
11 1
12 7
13 6
14 1
15 0
16 1
17 15
18 25
19 10
20 1
21 0
22 1
23 31
24 90
25 65
26 15
27 1
28 0
29 1
30 63
31 301
32 350
33 140
34 21
35 1
36 0
37 1
38 127
39 966
40 1701
41 1050
42 266
43 28
44 1
45 0
46 1
47 255
48 3025
49 7770
50 6951
51 2646
52 462
53 36
54 1
55 0
56 1
57 511
58 9330
59 34105
60 42525
61 22827
62 5880
63 750
64 45
65 1

List of values

[1, 0, 1, 0, 1, 1, 0, 1, 3, 1, 0, 1, 7, 6, 1, 0, 1, 15, 25, 10, 1, 0, 1, 31, 90, 65, 15, 1, 0, 1, 63, 301, 350, 140, 21, 1, 0, 1, 127, 966, 1701, 1050, 266, 28, 1, 0, 1, 255, 3025, 7770, 6951, 2646, 462, 36, 1, 0, 1, 511, 9330, 34105, 42525, 22827, 5880, 750, 45, 1]