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 | 1 |
| 2 | 3 |
| 3 | 5 |
| 4 | 13 |
| 5 | 21 |
| 6 | 39 |
| 7 | 57 |
| 8 | 89 |
| 9 | 121 |
| 10 | 171 |
| 11 | 221 |
| 12 | 293 |
| 13 | 365 |
| 14 | 463 |
| 15 | 561 |
| 16 | 689 |
| 17 | 817 |
| 18 | 979 |
| 19 | 1141 |
| 20 | 1341 |
| 21 | 1541 |
| 22 | 1783 |
| 23 | 2025 |
| 24 | 2313 |
| 25 | 2601 |
| 26 | 2939 |
| 27 | 3277 |
| 28 | 3669 |
| 29 | 4061 |
| 30 | 4511 |
| 31 | 4961 |
| 32 | 5473 |
| 33 | 5985 |
| 34 | 6563 |
| 35 | 7141 |
| 36 | 7789 |
| 37 | 8437 |
| 38 | 9159 |
| 39 | 9881 |
| 40 | 10681 |
| 41 | 11481 |
| 42 | 12363 |
| 43 | 13245 |
| 44 | 14213 |
| 45 | 15181 |
| 46 | 16239 |
| 47 | 17297 |