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 | 126 |
| 2 | 153 |
| 3 | 688 |
| 4 | 1395 |
| 5 | 33579 |
| 6 | 37668 |
| 7 | 187029 |
| 8 | 223524 |
| 9 | 267034 |
| 10 | 1008126 |
| 11 | 1480368 |
| 12 | 1514955 |
| 13 | 1574253 |
| 14 | 1766196 |
| 15 | 1791495 |
| 16 | 1831086 |
| 17 | 1945944 |
| 18 | 2784384 |
| 19 | 10013323 |
| 20 | 10353244 |
| 21 | 18937617 |
| 22 | 19437888 |
| 23 | 23486976 |
| 24 | 36528975 |
| 25 | 38477586 |
| 26 | 45334998 |
| 27 | 48471696 |
| 28 | 109019911 |
| 29 | 116257833 |