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 | 149 |
| 2 | 223 |
| 3 | 593 |
| 4 | 1259 |
| 5 | 1481 |
| 6 | 1777 |
| 7 | 1999 |
| 8 | 2221 |
| 9 | 2591 |
| 10 | 2887 |
| 11 | 3109 |
| 12 | 3257 |
| 13 | 3331 |
| 14 | 3701 |
| 15 | 3923 |
| 16 | 4219 |
| 17 | 4441 |
| 18 | 4663 |
| 19 | 5107 |
| 20 | 5477 |
| 21 | 6143 |
| 22 | 6217 |
| 23 | 6661 |
| 24 | 6883 |
| 25 | 7253 |
| 26 | 7549 |
| 27 | 7919 |
| 28 | 7993 |
| 29 | 8363 |
| 30 | 8807 |
| 31 | 9029 |
| 32 | 9103 |
| 33 | 9473 |
| 34 | 9547 |
| 35 | 9769 |
| 36 | 10139 |
| 37 | 10657 |
| 38 | 11027 |
| 39 | 11471 |
| 40 | 12211 |
| 41 | 12433 |
| 42 | 13099 |