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 | 5 |
| 3 | 39233 |
| 4 | 50969 |
| 5 | 5402909 |
| 6 | 6899969 |
| 7 | 7722119 |
| 8 | 10490933 |
| 9 | 24296873 |
| 10 | 46322183 |
| 11 | 95837639 |
| 12 | 117933353 |
| 13 | 122693729 |
| 14 | 132514703 |
| 15 | 181862003 |
| 16 | 303953873 |
| 17 | 762321281 |
| 18 | 929234279 |
| 19 | 1044329843 |
| 20 | 1150361501 |
| 21 | 1335588539 |
| 22 | 1353590321 |
| 23 | 1662019811 |
| 24 | 2048876033 |
| 25 | 2176318433 |
| 26 | 2250982931 |