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.

A202260 Right-truncatable composites: every decimal prefix is a composite number.

Table of values

n a(n)
1 4
2 6
3 8
4 9
5 40
6 42
7 44
8 45
9 46
10 48
11 49
12 60
13 62
14 63
15 64
16 65
17 66
18 68
19 69
20 80
21 81
22 82
23 84
24 85
25 86
26 87
27 88
28 90
29 91
30 92
31 93
32 94
33 95
34 96
35 98
36 99
37 400
38 402
39 403
40 404
41 405
42 406
43 407
44 408
45 420
46 422
47 423
48 424
49 425
50 426
51 427
52 428
53 429
54 440
55 441
56 442
57 444
58 445
59 446
60 447
61 448

List of values

[4, 6, 8, 9, 40, 42, 44, 45, 46, 48, 49, 60, 62, 63, 64, 65, 66, 68, 69, 80, 81, 82, 84, 85, 86, 87, 88, 90, 91, 92, 93, 94, 95, 96, 98, 99, 400, 402, 403, 404, 405, 406, 407, 408, 420, 422, 423, 424, 425, 426, 427, 428, 429, 440, 441, 442, 444, 445, 446, 447, 448]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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