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.

A083969 Numbers n such that 2.n.3.n.5.n.7.n.11 is prime (dot means concatenation).

Table of values

n a(n)
1 4
2 18
3 33
4 42
5 43
6 57
7 73
8 76
9 78
10 87
11 91
12 93
13 97
14 102
15 112
16 114
17 120
18 141
19 151
20 177
21 186
22 193
23 196
24 219
25 261
26 267
27 276
28 280
29 300
30 307
31 318
32 322
33 342
34 352
35 364
36 366
37 402
38 435
39 438
40 445
41 457
42 462
43 468
44 484
45 511
46 580
47 582
48 633
49 646
50 651
51 679
52 706
53 745
54 774
55 783

List of values

[4, 18, 33, 42, 43, 57, 73, 76, 78, 87, 91, 93, 97, 102, 112, 114, 120, 141, 151, 177, 186, 193, 196, 219, 261, 267, 276, 280, 300, 307, 318, 322, 342, 352, 364, 366, 402, 435, 438, 445, 457, 462, 468, 484, 511, 580, 582, 633, 646, 651, 679, 706, 745, 774, 783]