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 | 7 |
| 2 | 17 |
| 3 | 50 |
| 4 | 71 |
| 5 | 449 |
| 6 | 851 |
| 7 | 881 |
| 8 | 1467 |
| 9 | 2591 |
| 10 | 5123 |
| 11 | 9521 |
| 12 | 18167 |
| 13 | 29817 |
| 14 | 34859 |
| 15 | 38027 |
| 16 | 39761 |
| 17 | 52415 |
| 18 | 84359 |
| 19 | 90611 |
| 20 | 92711 |
| 21 | 106721 |
| 22 | 147267 |
| 23 | 179999 |
| 24 | 204479 |
| 25 | 206081 |
| 26 | 342791 |
| 27 | 388961 |
| 28 | 596231 |
| 29 | 606609 |
| 30 | 847601 |
| 31 | 922607 |
| 32 | 1060307 |
| 33 | 1256879 |
| 34 | 1292831 |
| 35 | 1389671 |
| 36 | 1590983 |
| 37 | 1976015 |
| 38 | 2157227 |
| 39 | 2169971 |
| 40 | 2268449 |
| 41 | 2571911 |