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 | 12 |
| 3 | 18 |
| 4 | 19 |
| 5 | 79 |
| 6 | 132 |
| 7 | 161 |
| 8 | 179 |
| 9 | 199 |
| 10 | 239 |
| 11 | 318 |
| 12 | 461 |
| 13 | 619 |
| 14 | 672 |
| 15 | 779 |
| 16 | 959 |
| 17 | 1098 |
| 18 | 1381 |
| 19 | 1499 |
| 20 | 1559 |
| 21 | 1579 |
| 22 | 1601 |
| 23 | 1621 |
| 24 | 1758 |
| 25 | 1859 |
| 26 | 1901 |
| 27 | 1981 |
| 28 | 2161 |
| 29 | 2179 |
| 30 | 2279 |
| 31 | 2519 |
| 32 | 2819 |
| 33 | 2839 |
| 34 | 2952 |
| 35 | 4019 |
| 36 | 4039 |
| 37 | 4261 |
| 38 | 4499 |
| 39 | 4601 |
| 40 | 4741 |
| 41 | 4859 |
| 42 | 5081 |
| 43 | 5118 |
| 44 | 5141 |
| 45 | 5658 |
| 46 | 5921 |