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 | 43 |
| 2 | 67 |
| 3 | 563 |
| 4 | 827 |
| 5 | 1787 |
| 6 | 1811 |
| 7 | 2099 |
| 8 | 2459 |
| 9 | 5107 |
| 10 | 7643 |
| 11 | 8363 |
| 12 | 9323 |
| 13 | 9371 |
| 14 | 9467 |
| 15 | 12251 |
| 16 | 13499 |
| 17 | 23539 |
| 18 | 24251 |
| 19 | 28411 |
| 20 | 35059 |
| 21 | 41843 |
| 22 | 47563 |
| 23 | 49531 |
| 24 | 51419 |
| 25 | 57731 |
| 26 | 66851 |
| 27 | 82787 |
| 28 | 94547 |
| 29 | 109267 |
| 30 | 123499 |
| 31 | 123923 |
| 32 | 126443 |
| 33 | 127643 |
| 34 | 134363 |
| 35 | 135467 |
| 36 | 138587 |
| 37 | 162251 |
| 38 | 180419 |
| 39 | 181019 |