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 | 10 |
| 2 | 1010 |
| 3 | 1100 |
| 4 | 1119 |
| 5 | 1339 |
| 6 | 1519 |
| 7 | 3139 |
| 8 | 5119 |
| 9 | 8899 |
| 10 | 27799 |
| 11 | 46699 |
| 12 | 48499 |
| 13 | 50559 |
| 14 | 55059 |
| 15 | 64699 |
| 16 | 72799 |
| 17 | 84499 |
| 18 | 100110 |
| 19 | 101010 |
| 20 | 101100 |
| 21 | 110010 |
| 22 | 110100 |
| 23 | 111000 |
| 24 | 111229 |
| 25 | 112129 |
| 26 | 117799 |
| 27 | 121129 |
| 28 | 136699 |
| 29 | 147499 |
| 30 | 163699 |
| 31 | 168199 |
| 32 | 171799 |
| 33 | 174499 |
| 34 | 177199 |
| 35 | 186199 |