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) |
|---|---|
| 0 | 4 |
| 1 | 11 |
| 2 | 19 |
| 3 | 29 |
| 4 | 41 |
| 5 | 54 |
| 6 | 68 |
| 7 | 83 |
| 8 | 99 |
| 9 | 117 |
| 10 | 137 |
| 11 | 158 |
| 12 | 180 |
| 13 | 203 |
| 14 | 227 |
| 15 | 252 |
| 16 | 279 |
| 17 | 307 |
| 18 | 337 |
| 19 | 368 |
| 20 | 400 |
| 21 | 433 |
| 22 | 467 |
| 23 | 502 |
| 24 | 539 |
| 25 | 577 |
| 26 | 616 |
| 27 | 656 |
| 28 | 698 |
| 29 | 741 |
| 30 | 785 |
| 31 | 830 |
| 32 | 876 |
| 33 | 923 |
| 34 | 971 |
| 35 | 1020 |
| 36 | 1070 |
| 37 | 1121 |
| 38 | 1173 |
| 39 | 1226 |
| 40 | 1281 |
| 41 | 1337 |
| 42 | 1394 |
| 43 | 1452 |
| 44 | 1511 |
| 45 | 1571 |
| 46 | 1632 |
| 47 | 1695 |
| 48 | 1759 |
| 49 | 1825 |
| 50 | 1892 |