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 | 195 |
| 2 | 1491 |
| 3 | 1547 |
| 4 | 1947 |
| 5 | 2139 |
| 6 | 2715 |
| 7 | 2749 |
| 8 | 2751 |
| 9 | 2847 |
| 10 | 2967 |
| 11 | 3359 |
| 12 | 3615 |
| 13 | 3819 |
| 14 | 4011 |
| 15 | 4013 |
| 16 | 4015 |
| 17 | 4047 |
| 18 | 4155 |
| 19 | 4547 |
| 20 | 5019 |
| 21 | 5449 |
| 22 | 5647 |
| 23 | 5741 |
| 24 | 5779 |
| 25 | 6351 |
| 26 | 6353 |
| 27 | 6355 |
| 28 | 6447 |
| 29 | 6547 |
| 30 | 6563 |
| 31 | 6565 |
| 32 | 6567 |
| 33 | 6947 |
| 34 | 6959 |
| 35 | 6961 |
| 36 | 6963 |
| 37 | 7347 |
| 38 | 7503 |
| 39 | 7545 |
| 40 | 7683 |
| 41 | 8007 |
| 42 | 9339 |
| 43 | 10091 |