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 | 129 |
| 2 | 153 |
| 3 | 165 |
| 4 | 189 |
| 5 | 195 |
| 6 | 219 |
| 7 | 231 |
| 8 | 255 |
| 9 | 2188 |
| 10 | 2296 |
| 11 | 2404 |
| 12 | 2440 |
| 13 | 2548 |
| 14 | 2656 |
| 15 | 2692 |
| 16 | 2800 |
| 17 | 2908 |
| 18 | 2920 |
| 19 | 3028 |
| 20 | 3136 |
| 21 | 3172 |
| 22 | 3280 |
| 23 | 3388 |
| 24 | 3424 |
| 25 | 3532 |
| 26 | 3640 |
| 27 | 3652 |
| 28 | 3760 |
| 29 | 3868 |
| 30 | 3904 |
| 31 | 4012 |
| 32 | 4120 |
| 33 | 4156 |
| 34 | 4264 |
| 35 | 4372 |
| 36 | 4376 |
| 37 | 4484 |
| 38 | 4592 |
| 39 | 4628 |
| 40 | 4736 |
| 41 | 4844 |