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 | 3 |
| 2 | 37 |
| 3 | 157 |
| 4 | 661 |
| 5 | 877 |
| 6 | 997 |
| 7 | 1237 |
| 8 | 1657 |
| 9 | 2137 |
| 10 | 2557 |
| 11 | 3061 |
| 12 | 4177 |
| 13 | 4261 |
| 14 | 4357 |
| 15 | 4621 |
| 16 | 5581 |
| 17 | 6037 |
| 18 | 6121 |
| 19 | 6217 |
| 20 | 6361 |
| 21 | 7537 |
| 22 | 8317 |
| 23 | 8461 |
| 24 | 8521 |
| 25 | 9241 |
| 26 | 9277 |
| 27 | 9721 |
| 28 | 9901 |
| 29 | 10837 |
| 30 | 11497 |
| 31 | 12241 |
| 32 | 12421 |
| 33 | 13417 |
| 34 | 13681 |
| 35 | 14737 |
| 36 | 14821 |
| 37 | 15121 |
| 38 | 15277 |
| 39 | 16417 |
| 40 | 17257 |