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) |
|---|---|
| 0 | 1 |
| 1 | 5 |
| 2 | 11 |
| 3 | 233 |
| 4 | 97 |
| 5 | 36377 |
| 6 | 10637 |
| 7 | 8885119 |
| 8 | 18040327 |
| 9 | 107868664309 |
| 10 | 19821442673 |
| 11 | 2657527033463249 |
| 12 | 412093696402361 |
| 13 | 28353905269136197727 |
| 14 | 57058882710461852501 |
| 15 | 30872757660805358101602571 |