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.

A174221 a(n) = n/2 if n is even, otherwise add to n the next three primes > n.

Table of values

n a(n)
0 0
1 11
2 1
3 26
4 2
5 36
6 3
7 48
8 4
9 50
10 5
11 60
12 6
13 72
14 7
15 74
16 8
17 88
18 9
19 102
20 10
21 104
22 11
23 120
24 12
25 122
26 13
27 124
28 14
29 138
30 15
31 152
32 16
33 154
34 17
35 156
36 18
37 168
38 19
39 170
40 20
41 184
42 21
43 202
44 22
45 204
46 23
47 220
48 24
49 222
50 25
51 224
52 26
53 240
54 27
55 242
56 28
57 244
58 29
59 258
60 30
61 272
62 31
63 274
64 32
65 276
66 33
67 290
68 34
69 292
70 35
71 306
72 36
73 324
74 37
75 326
76 38
77 328
78 39
79 348
80 40
81 350
82 41
83 370
84 42

List of values

[0, 11, 1, 26, 2, 36, 3, 48, 4, 50, 5, 60, 6, 72, 7, 74, 8, 88, 9, 102, 10, 104, 11, 120, 12, 122, 13, 124, 14, 138, 15, 152, 16, 154, 17, 156, 18, 168, 19, 170, 20, 184, 21, 202, 22, 204, 23, 220, 24, 222, 25, 224, 26, 240, 27, 242, 28, 244, 29, 258, 30, 272, 31, 274, 32, 276, 33, 290, 34, 292, 35, 306, 36, 324, 37, 326, 38, 328, 39, 348, 40, 350, 41, 370, 42]