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 | 11 |
| 2 | 13 |
| 3 | 14 |
| 4 | 159 |
| 5 | 175 |
| 6 | 183 |
| 7 | 187 |
| 8 | 189 |
| 9 | 190 |
| 10 | 207 |
| 11 | 215 |
| 12 | 219 |
| 13 | 221 |
| 14 | 222 |
| 15 | 231 |
| 16 | 235 |
| 17 | 237 |
| 18 | 238 |
| 19 | 243 |
| 20 | 245 |
| 21 | 246 |
| 22 | 249 |
| 23 | 250 |
| 24 | 252 |
| 25 | 2303 |
| 26 | 2431 |
| 27 | 2495 |
| 28 | 2527 |
| 29 | 2543 |
| 30 | 2551 |
| 31 | 2555 |
| 32 | 2557 |
| 33 | 2558 |
| 34 | 2687 |
| 35 | 2751 |
| 36 | 2783 |
| 37 | 2799 |
| 38 | 2807 |
| 39 | 2811 |
| 40 | 2813 |
| 41 | 2814 |
| 42 | 2879 |
| 43 | 2911 |
| 44 | 2927 |
| 45 | 2935 |
| 46 | 2939 |
| 47 | 2941 |