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 | 5 |
| 1 | 11 |
| 2 | 16 |
| 3 | 27 |
| 4 | 70 |
| 5 | 727 |
| 6 | 1524 |
| 7 | 2251 |
| 8 | 3775 |
| 9 | 9801 |
| 10 | 101785 |
| 11 | 213371 |
| 12 | 315156 |
| 13 | 528527 |
| 14 | 1372210 |
| 15 | 14250627 |
| 16 | 29873464 |
| 17 | 44124091 |
| 18 | 73997555 |
| 19 | 192119201 |
| 20 | 1995189565 |
| 21 | 4182498331 |
| 22 | 6177687896 |
| 23 | 10360186227 |
| 24 | 26898060350 |