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) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 11 |
| 3 | 12 |
| 4 | 121 |
| 5 | 122 |
| 6 | 132 |
| 7 | 133 |
| 8 | 1331 |
| 9 | 1332 |
| 10 | 1342 |
| 11 | 1343 |
| 12 | 1452 |
| 13 | 1453 |
| 14 | 1463 |
| 15 | 1464 |
| 16 | 14641 |
| 17 | 14642 |
| 18 | 14652 |
| 19 | 14653 |
| 20 | 14762 |
| 21 | 14763 |
| 22 | 14773 |
| 23 | 14774 |
| 24 | 15972 |
| 25 | 15973 |
| 26 | 15983 |
| 27 | 15984 |
| 28 | 16093 |
| 29 | 16094 |
| 30 | 16104 |
| 31 | 16105 |
| 32 | 161051 |
| 33 | 161052 |
| 34 | 161062 |
| 35 | 161063 |
| 36 | 161172 |