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.

A217048 Semiprimes using only the curved digits 0, 3, 6, 8 and 9.

Table of values

n a(n)
1 6
2 9
3 33
4 38
5 39
6 69
7 86
8 93
9 303
10 309
11 339
12 386
13 393
14 398
15 633
16 669
17 689
18 698
19 699
20 803
21 838
22 866
23 869
24 886
25 889
26 893
27 898
28 899
29 933
30 939
31 989
32 993
33 998
34 3039
35 3063
36 3086
37 3093
38 3098
39 3099
40 3309
41 3338
42 3369
43 3383
44 3386
45 3398
46 3603
47 3639
48 3669
49 3683
50 3693

List of values

[6, 9, 33, 38, 39, 69, 86, 93, 303, 309, 339, 386, 393, 398, 633, 669, 689, 698, 699, 803, 838, 866, 869, 886, 889, 893, 898, 899, 933, 939, 989, 993, 998, 3039, 3063, 3086, 3093, 3098, 3099, 3309, 3338, 3369, 3383, 3386, 3398, 3603, 3639, 3669, 3683, 3693]