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 | 697 |
| 2 | 1241 |
| 3 | 1513 |
| 4 | 1649 |
| 5 | 1921 |
| 6 | 2329 |
| 7 | 2993 |
| 8 | 3281 |
| 9 | 3649 |
| 10 | 3961 |
| 11 | 3977 |
| 12 | 4097 |
| 13 | 4369 |
| 14 | 4633 |
| 15 | 4777 |
| 16 | 5321 |
| 17 | 5617 |
| 18 | 5729 |
| 19 | 6001 |
| 20 | 6497 |
| 21 | 6817 |
| 22 | 6953 |
| 23 | 7081 |
| 24 | 7361 |
| 25 | 7633 |
| 26 | 7769 |
| 27 | 7913 |
| 28 | 8249 |
| 29 | 8633 |
| 30 | 8857 |
| 31 | 9553 |
| 32 | 9673 |
| 33 | 9809 |
| 34 | 9881 |
| 35 | 10001 |
| 36 | 10057 |
| 37 | 10081 |
| 38 | 10217 |
| 39 | 10489 |
| 40 | 10537 |