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 | 15 |
| 2 | 1891 |
| 3 | 3403 |
| 4 | 5671 |
| 5 | 12403 |
| 6 | 15931 |
| 7 | 64261 |
| 8 | 73153 |
| 9 | 104653 |
| 10 | 114481 |
| 11 | 188191 |
| 12 | 226801 |
| 13 | 286903 |
| 14 | 351541 |
| 15 | 371953 |
| 16 | 392941 |
| 17 | 497503 |
| 18 | 518671 |
| 19 | 597871 |
| 20 | 665281 |
| 21 | 703891 |
| 22 | 853471 |
| 23 | 933661 |
| 24 | 1034641 |
| 25 | 1104841 |
| 26 | 1159003 |
| 27 | 1309771 |
| 28 | 1537381 |
| 29 | 1660753 |
| 30 | 1755001 |
| 31 | 1987021 |
| 32 | 2077741 |
| 33 | 3022111 |
| 34 | 3270403 |
| 35 | 3913003 |
| 36 | 4142881 |
| 37 | 4567753 |