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 | 129 |
| 2 | 639 |
| 3 | 2127 |
| 4 | 2427 |
| 5 | 4227 |
| 6 | 5589 |
| 7 | 6601 |
| 8 | 10191 |
| 9 | 11599 |
| 10 | 17283 |
| 11 | 18189 |
| 12 | 19113 |
| 13 | 22039 |
| 14 | 24133 |
| 15 | 25237 |
| 16 | 34915 |
| 17 | 43201 |
| 18 | 50887 |
| 19 | 54169 |
| 20 | 62797 |
| 21 | 74139 |
| 22 | 109147 |
| 23 | 148827 |
| 24 | 166551 |
| 25 | 169605 |
| 26 | 236673 |
| 27 | 307911 |
| 28 | 329401 |
| 29 | 374959 |
| 30 | 393961 |
| 31 | 403611 |
| 32 | 418335 |
| 33 | 486075 |
| 34 | 513327 |