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 | 0 |
| 2 | 10505 |
| 3 | 21111 |
| 4 | 31616 |
| 5 | 42122 |
| 6 | 52727 |
| 7 | 63233 |
| 8 | 73838 |
| 9 | 84344 |
| 10 | 94849 |
| 11 | 105455 |
| 12 | 120000 |