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 | 1 |
| 2 | 3 |
| 3 | 7 |
| 4 | 9 |
| 5 | 11 |
| 6 | 21 |
| 7 | 31 |
| 8 | 33 |
| 9 | 63 |
| 10 | 77 |
| 11 | 93 |
| 12 | 99 |
| 13 | 151 |
| 14 | 217 |
| 15 | 231 |
| 16 | 279 |
| 17 | 331 |
| 18 | 341 |
| 19 | 453 |
| 20 | 651 |
| 21 | 693 |
| 22 | 993 |
| 23 | 1023 |
| 24 | 1057 |
| 25 | 1359 |
| 26 | 1661 |
| 27 | 1953 |
| 28 | 2317 |
| 29 | 2387 |
| 30 | 2979 |
| 31 | 3069 |
| 32 | 3171 |
| 33 | 3641 |
| 34 | 4681 |
| 35 | 4983 |
| 36 | 6951 |
| 37 | 7161 |
| 38 | 9513 |
| 39 | 10261 |
| 40 | 10923 |
| 41 | 11627 |
| 42 | 14043 |
| 43 | 14949 |
| 44 | 20853 |
| 45 | 21483 |
| 46 | 25487 |