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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.

A086048 Position of first occurrence of n in concatenated primes (A033308, Copeland-Erdos constant).

Table of values

n a(n)
1 1
2 6
3 2
4 3
5 22
6 4
7 32
8 5
9 42
10 13
11 48
12 6
13 63
14 8
15 23
16 78
17 33
18 10
19 96
20 12
21 590
22 111
23 114
24 2
25 129
26 132
27 138
28 64
29 150
30 16
31 159
32 9
33 15
34 124
35 25
36 3
37 189
38 20
39 43
40 73
41 207
42 22
43 216
44 24
45 228
46 234
47 237
48 26
49 249
50 76
51 258
52 79
53 264
54 28
55 270
56 276
57 279
58 4
59 291
60 30
61 300
62 32
63 830

List of values

[1, 6, 2, 3, 22, 4, 32, 5, 42, 13, 48, 6, 63, 8, 23, 78, 33, 10, 96, 12, 590, 111, 114, 2, 129, 132, 138, 64, 150, 16, 159, 9, 15, 124, 25, 3, 189, 20, 43, 73, 207, 22, 216, 24, 228, 234, 237, 26, 249, 76, 258, 79, 264, 28, 270, 276, 279, 4, 291, 30, 300, 32, 830]

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

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