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 | 4 |
| 2 | 9 |
| 3 | 8 |
| 4 | 15 |
| 5 | 14 |
| 6 | 25 |
| 7 | 27 |
| 8 | 16 |
| 9 | 49 |
| 10 | 121 |
| 11 | 169 |
| 12 | 85 |
| 13 | 57 |
| 14 | 32 |
| 15 | 161 |
| 16 | 319 |
| 17 | 403 |
| 18 | 125 |
| 19 | 289 |
| 20 | 81 |
| 21 | 361 |
| 22 | 64 |
| 23 | 259 |
| 24 | 529 |
| 25 | 451 |
| 26 | 841 |
| 27 | 559 |
| 28 | 961 |
| 29 | 235 |
| 30 | 901 |
| 31 | 177 |
| 32 | 1159 |
| 33 | 128 |
| 34 | 343 |
| 35 | 1369 |
| 36 | 1541 |
| 37 | 781 |
| 38 | 1681 |
| 39 | 2117 |
| 40 | 1027 |
| 41 | 1849 |
| 42 | 2573 |
| 43 | 445 |
| 44 | 2209 |
| 45 | 1649 |
| 46 | 2809 |
| 47 | 243 |
| 48 | 1121 |
| 49 | 122 |
| 50 | 707 |