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 | 763 |
| 2 | 193035 |
| 3 | 222300 |
| 4 | 244454 |
| 5 | 252500 |
| 6 | 253210 |
| 7 | 255946 |
| 8 | 399580 |
| 9 | 419998 |
| 10 | 452072 |
| 11 | 710101 |
| 12 | 828500 |
| 13 | 963025 |
| 14 | 1006928 |
| 15 | 1129020 |
| 16 | 1264271 |
| 17 | 1637081 |
| 18 | 1691164 |
| 19 | 1699928 |
| 20 | 1722777 |
| 21 | 1795774 |
| 22 | 1985814 |
| 23 | 2309219 |
| 24 | 2328784 |
| 25 | 2376568 |
| 26 | 2418534 |
| 27 | 2523357 |