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 | 109 |
| 2 | 257 |
| 3 | 331 |
| 4 | 479 |
| 5 | 701 |
| 6 | 997 |
| 7 | 1367 |
| 8 | 1663 |
| 9 | 1811 |
| 10 | 2477 |
| 11 | 2551 |
| 12 | 2699 |
| 13 | 3217 |
| 14 | 4253 |
| 15 | 4327 |
| 16 | 4549 |
| 17 | 4919 |
| 18 | 4993 |
| 19 | 5437 |
| 20 | 5659 |
| 21 | 5807 |
| 22 | 5881 |
| 23 | 6029 |
| 24 | 6473 |
| 25 | 6547 |
| 26 | 6917 |
| 27 | 6991 |
| 28 | 7213 |
| 29 | 7583 |
| 30 | 7879 |
| 31 | 8101 |
| 32 | 8693 |
| 33 | 9137 |
| 34 | 9433 |
| 35 | 9803 |
| 36 | 10099 |
| 37 | 10247 |
| 38 | 10321 |
| 39 | 10691 |
| 40 | 10987 |
| 41 | 11579 |
| 42 | 11801 |
| 43 | 12097 |