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) |
|---|---|
| 0 | 10087 |
| 1 | 30262 |
| 2 | 15131 |
| 3 | 45394 |
| 4 | 22697 |
| 5 | 68092 |
| 6 | 34046 |
| 7 | 17023 |
| 8 | 51070 |
| 9 | 25535 |
| 10 | 76606 |
| 11 | 38303 |
| 12 | 114910 |
| 13 | 57455 |
| 14 | 172366 |
| 15 | 86183 |
| 16 | 258550 |
| 17 | 129275 |
| 18 | 387826 |
| 19 | 193913 |
| 20 | 581740 |
| 21 | 290870 |
| 22 | 145435 |
| 23 | 436306 |
| 24 | 218153 |
| 25 | 654460 |
| 26 | 327230 |
| 27 | 163615 |
| 28 | 490846 |
| 29 | 245423 |
| 30 | 736270 |