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 | 4 |
| 2 | 2051 |
| 3 | 4098 |
| 4 | 6145 |
| 5 | 8192 |
| 6 | 177150 |
| 7 | 179197 |
| 8 | 181244 |
| 9 | 183291 |
| 10 | 354296 |
| 11 | 356343 |
| 12 | 358390 |
| 13 | 531442 |
| 14 | 533489 |
| 15 | 708588 |
| 16 | 4194307 |
| 17 | 4196354 |
| 18 | 4198401 |
| 19 | 4200448 |
| 20 | 4371453 |
| 21 | 4373500 |
| 22 | 4375547 |
| 23 | 4548599 |
| 24 | 4550646 |
| 25 | 4725745 |
| 26 | 8388610 |
| 27 | 8390657 |
| 28 | 8392704 |
| 29 | 8565756 |
| 30 | 8567803 |
| 31 | 8742902 |
| 32 | 12582913 |
| 33 | 12584960 |