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 | 3 |
| 2 | 13 |
| 3 | 37 |
| 4 | 151 |
| 5 | 577 |
| 6 | 811 |
| 7 | 1453 |
| 8 | 1873 |
| 9 | 12697 |
| 10 | 14401 |
| 11 | 18253 |
| 12 | 27901 |
| 13 | 44101 |
| 14 | 75853 |
| 15 | 87121 |
| 16 | 93151 |
| 17 | 106033 |
| 18 | 151687 |
| 19 | 178753 |
| 20 | 188443 |
| 21 | 242173 |
| 22 | 291853 |
| 23 | 319057 |
| 24 | 333271 |
| 25 | 362953 |
| 26 | 410701 |
| 27 | 643453 |
| 28 | 666073 |
| 29 | 712891 |
| 30 | 787153 |
| 31 | 1040503 |
| 32 | 1379953 |
| 33 | 1742401 |
| 34 | 1830733 |
| 35 | 1875997 |
| 36 | 1968751 |