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 | 7 |
| 2 | 31 |
| 3 | 2677 |
| 4 | 35521 |
| 5 | 42451 |
| 6 | 44257 |
| 7 | 55807 |
| 8 | 93481 |
| 9 | 118891 |
| 10 | 198817 |
| 11 | 221707 |
| 12 | 234181 |
| 13 | 313981 |
| 14 | 393571 |
| 15 | 560227 |
| 16 | 669847 |
| 17 | 1107781 |
| 18 | 1210387 |
| 19 | 1596367 |
| 20 | 1616611 |
| 21 | 1738411 |
| 22 | 2710921 |
| 23 | 3194551 |
| 24 | 3377587 |
| 25 | 3441931 |
| 26 | 3484561 |
| 27 | 3586537 |
| 28 | 3699181 |
| 29 | 3887551 |
| 30 | 3904897 |
| 31 | 4095661 |
| 32 | 4192261 |
| 33 | 4239721 |