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 | 6 |
| 2 | 9 |
| 3 | 15 |
| 4 | 18 |
| 5 | 45 |
| 6 | 49 |
| 7 | 153 |
| 8 | 169 |
| 9 | 343 |
| 10 | 561 |
| 11 | 637 |
| 12 | 889 |
| 13 | 905 |
| 14 | 906 |
| 15 | 1035 |
| 16 | 1105 |
| 17 | 1629 |
| 18 | 1661 |
| 19 | 1849 |
| 20 | 1891 |
| 21 | 2353 |
| 22 | 2465 |
| 23 | 2701 |
| 24 | 2821 |
| 25 | 2955 |
| 26 | 3201 |
| 27 | 4033 |
| 28 | 4681 |
| 29 | 5461 |
| 30 | 5466 |
| 31 | 5713 |
| 32 | 6223 |
| 33 | 6541 |
| 34 | 6601 |
| 35 | 6697 |
| 36 | 7957 |
| 37 | 8145 |
| 38 | 8281 |
| 39 | 8401 |
| 40 | 8869 |
| 41 | 9211 |
| 42 | 9997 |
| 43 | 10021 |
| 44 | 10515 |
| 45 | 10585 |