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 | 11 |
| 1 | 29 |
| 2 | 59 |
| 3 | 101 |
| 4 | 419 |
| 5 | 809 |
| 6 | 8819 |
| 7 | 13679 |
| 8 | 14867 |
| 9 | 24917 |
| 10 | 62927 |
| 11 | 188831 |
| 12 | 689459 |
| 13 | 851801 |
| 14 | 17384669 |
| 15 | 30754487 |
| 16 | 32825201 |
| 17 | 136286441 |
| 18 | 248644217 |
| 19 | 255953429 |
| 20 | 390821531 |
| 21 | 698547257 |
| 22 | 1256739791 |
| 23 | 1535224751 |
| 24 | 1899802577 |
| 25 | 2466646361 |