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 | 491525857 |
| 2 | 1470227987 |
| 3 | 2834347387 |
| 4 | 4314407477 |
| 5 | 4766711387 |
| 6 | 6401372837 |
| 7 | 6871241197 |
| 8 | 8971400797 |
| 9 | 10168905497 |
| 10 | 11776429517 |
| 11 | 11871902557 |
| 12 | 14538547967 |
| 13 | 14925896087 |
| 14 | 15218517367 |
| 15 | 15646776877 |
| 16 | 15875854927 |
| 17 | 17310026197 |
| 18 | 17942416307 |
| 19 | 18347931587 |
| 20 | 19241492057 |
| 21 | 19379888947 |