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 | 3 |
| 3 | 4 |
| 4 | 7 |
| 5 | 12 |
| 6 | 39 |
| 7 | 49 |
| 8 | 56 |
| 9 | 76 |
| 10 | 91 |
| 11 | 216 |
| 12 | 221 |
| 13 | 235 |
| 14 | 272 |
| 15 | 277 |
| 16 | 331 |
| 17 | 345 |
| 18 | 362 |
| 19 | 385 |
| 20 | 655 |
| 21 | 686 |
| 22 | 749 |
| 23 | 1023 |
| 24 | 1591 |
| 25 | 1742 |
| 26 | 1825 |
| 27 | 1836 |
| 28 | 1911 |
| 29 | 2179 |
| 30 | 2511 |
| 31 | 2638 |
| 32 | 2951 |
| 33 | 3004 |
| 34 | 3327 |
| 35 | 3692 |
| 36 | 4743 |
| 37 | 4868 |
| 38 | 5546 |
| 39 | 5658 |
| 40 | 5997 |
| 41 | 6032 |
| 42 | 7867 |
| 43 | 8261 |
| 44 | 8620 |
| 45 | 8811 |
| 46 | 13762 |
| 47 | 13950 |
| 48 | 14150 |