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 | 47 |
| 3 | 173 |
| 4 | 317 |
| 5 | 409 |
| 6 | 967 |
| 7 | 3877 |
| 8 | 6173 |
| 9 | 6449 |
| 10 | 14401 |
| 11 | 16477 |
| 12 | 18257 |
| 13 | 28183 |
| 14 | 30119 |
| 15 | 73561 |
| 16 | 76607 |
| 17 | 86579 |
| 18 | 90227 |
| 19 | 92867 |
| 20 | 97987 |
| 21 | 110777 |
| 22 | 112663 |
| 23 | 114749 |
| 24 | 117671 |
| 25 | 121553 |
| 26 | 130069 |
| 27 | 136033 |
| 28 | 141403 |
| 29 | 144671 |
| 30 | 190891 |
| 31 | 205129 |
| 32 | 207301 |
| 33 | 208283 |
| 34 | 216481 |
| 35 | 221677 |
| 36 | 229199 |
| 37 | 235337 |
| 38 | 231223 |
| 39 | 261347 |
| 40 | 265123 |
| 41 | 281191 |
| 42 | 311473 |