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 | 2 |
| 2 | 103 |
| 3 | 163 |
| 4 | 199 |
| 5 | 397 |
| 6 | 421 |
| 7 | 757 |
| 8 | 883 |
| 9 | 991 |
| 10 | 1021 |
| 11 | 1087 |
| 12 | 1123 |
| 13 | 1237 |
| 14 | 1543 |
| 15 | 1567 |
| 16 | 1609 |
| 17 | 1753 |
| 18 | 1873 |
| 19 | 2539 |
| 20 | 2731 |
| 21 | 2797 |
| 22 | 2803 |
| 23 | 2953 |
| 24 | 3259 |
| 25 | 3391 |
| 26 | 3433 |
| 27 | 3499 |
| 28 | 3613 |
| 29 | 3631 |
| 30 | 3733 |
| 31 | 3853 |
| 32 | 3877 |
| 33 | 3943 |
| 34 | 4093 |
| 35 | 4591 |
| 36 | 4621 |
| 37 | 4723 |
| 38 | 4789 |
| 39 | 4933 |
| 40 | 4951 |
| 41 | 4987 |
| 42 | 4999 |