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 | 5 |
| 2 | 43 |
| 3 | 157 |
| 4 | 233 |
| 5 | 271 |
| 6 | 347 |
| 7 | 461 |
| 8 | 499 |
| 9 | 613 |
| 10 | 727 |
| 11 | 1031 |
| 12 | 1069 |
| 13 | 1259 |
| 14 | 1297 |
| 15 | 1373 |
| 16 | 1487 |
| 17 | 1601 |
| 18 | 1753 |
| 19 | 1867 |
| 20 | 2399 |
| 21 | 2437 |
| 22 | 2551 |
| 23 | 2741 |
| 24 | 2969 |
| 25 | 3083 |
| 26 | 3121 |
| 27 | 3463 |
| 28 | 3539 |
| 29 | 3691 |
| 30 | 3767 |
| 31 | 3881 |
| 32 | 3919 |
| 33 | 4261 |
| 34 | 4337 |
| 35 | 4451 |
| 36 | 4603 |
| 37 | 4679 |
| 38 | 4793 |
| 39 | 4831 |
| 40 | 5021 |
| 41 | 5059 |
| 42 | 5477 |
| 43 | 5591 |
| 44 | 5743 |