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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.

A000961 Powers of primes. Alternatively, 1 and the prime powers (p^k, p prime, k >= 1).

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 5
6 7
7 8
8 9
9 11
10 13
11 16
12 17
13 19
14 23
15 25
16 27
17 29
18 31
19 32
20 37
21 41
22 43
23 47
24 49
25 53
26 59
27 61
28 64
29 67
30 71
31 73
32 79
33 81
34 83
35 89
36 97
37 101
38 103
39 107
40 109
41 113
42 121
43 125
44 127
45 128
46 131
47 137
48 139
49 149
50 151
51 157
52 163
53 167
54 169
55 173
56 179
57 181
58 191
59 193
60 197
61 199
62 211
63 223
64 227

List of values

[1, 2, 3, 4, 5, 7, 8, 9, 11, 13, 16, 17, 19, 23, 25, 27, 29, 31, 32, 37, 41, 43, 47, 49, 53, 59, 61, 64, 67, 71, 73, 79, 81, 83, 89, 97, 101, 103, 107, 109, 113, 121, 125, 127, 128, 131, 137, 139, 149, 151, 157, 163, 167, 169, 173, 179, 181, 191, 193, 197, 199, 211, 223, 227]