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 | 65 |
| 2 | 728 |
| 3 | 1068 |
| 4 | 34967 |
| 5 | 284995 |
| 6 | 861642 |
| 7 | 390112 |
| 8 | 333257 |
| 9 | 2818778 |
| 10 | 42137700 |
| 11 | 8078311 |
| 12 | 33518159 |
| 13 | 92331463 |
| 14 | 21583010 |
| 15 | 138173066 |
| 16 | 8202731 |
| 17 | 390421192 |
| 18 | 1006953931 |
| 19 | 77622331 |
| 20 | 270657300 |
| 21 | 5915704483 |
| 22 | 522911165 |
| 23 | 2507851273 |
| 24 | 1329885769 |
| 25 | 2789067613 |
| 26 | 3987072867 |
| 27 | 7938255646 |