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.
n | a(n) |
---|---|
1 | 19 |
2 | 23 |
3 | 29 |
4 | 47 |
5 | 59 |
6 | 67 |
7 | 89 |
8 | 223 |
9 | 227 |
10 | 229 |
11 | 233 |
12 | 257 |
13 | 269 |
14 | 449 |
15 | 499 |
16 | 557 |
17 | 599 |
18 | 677 |
19 | 1447 |
20 | 2267 |
21 | 2447 |
22 | 4447 |
23 | 5557 |
24 | 8999 |
25 | 11119 |
26 | 15559 |
27 | 22229 |
28 | 22669 |
29 | 23333 |
30 | 24889 |
31 | 44449 |
32 | 48889 |
33 | 55589 |
34 | 55889 |
35 | 59999 |
36 | 79999 |
37 | 222269 |
38 | 444449 |
39 | 455557 |
40 | 555557 |
41 | 555589 |
42 | 666667 |
43 | 4444469 |
44 | 4555559 |