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 | 10 |
| 2 | 132 |
| 3 | 1480 |
| 4 | 17552 |
| 5 | 204779 |
| 6 | 2405330 |
| 7 | 28156167 |
| 8 | 330152684 |
| 9 | 3868656623 |
| 10 | 45340827197 |
| 11 | 531385036815 |
| 12 | 6227630455564 |
| 13 | 72986367133614 |
| 14 | 855377894814551 |
| 15 | 10024792297748632 |
| 16 | 117487669001323549 |
| 17 | 1376922218413007325 |