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.

A216288 Prime-free decades such that the next decade is also prime-free.

Table of values

n a(n)
1 113
2 133
3 134
4 167
5 218
6 248
7 314
8 323
9 347
10 374
11 418
12 430
13 476
14 484
15 512
16 524
17 536
18 545
19 560
20 575
21 596
22 640
23 650
24 674
25 692
26 708
27 713
28 726
29 737
30 776
31 797
32 833
33 839
34 847
35 848
36 890
37 907
38 935
39 944
40 956
41 998
42 1001
43 1004
44 1037
45 1040
46 1080
47 1081
48 1091
49 1133
50 1175

List of values

[113, 133, 134, 167, 218, 248, 314, 323, 347, 374, 418, 430, 476, 484, 512, 524, 536, 545, 560, 575, 596, 640, 650, 674, 692, 708, 713, 726, 737, 776, 797, 833, 839, 847, 848, 890, 907, 935, 944, 956, 998, 1001, 1004, 1037, 1040, 1080, 1081, 1091, 1133, 1175]