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 | 2 |
| 2 | 37 |
| 3 | 101 |
| 4 | 1297 |
| 5 | 4357 |
| 6 | 14401 |
| 7 | 44101 |
| 8 | 90001 |
| 9 | 164837 |
| 10 | 246017 |
| 11 | 608401 |
| 12 | 894917 |
| 13 | 1382977 |
| 14 | 4326401 |
| 15 | 8122501 |
| 16 | 8561477 |
| 17 | 9985601 |
| 18 | 10497601 |
| 19 | 38638657 |
| 20 | 46049797 |
| 21 | 52707601 |
| 22 | 84272401 |
| 23 | 121572677 |
| 24 | 146168101 |
| 25 | 165894401 |
| 26 | 201526417 |
| 27 | 259532101 |
| 28 | 289680401 |
| 29 | 404010001 |
| 30 | 428738437 |