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 | 151 |
| 3 | 631 |
| 4 | 823 |
| 5 | 1063 |
| 6 | 1303 |
| 7 | 1783 |
| 8 | 2647 |
| 9 | 2887 |
| 10 | 3511 |
| 11 | 4423 |
| 12 | 4567 |
| 13 | 4951 |
| 14 | 5527 |
| 15 | 6007 |
| 16 | 6871 |
| 17 | 7351 |
| 18 | 7687 |
| 19 | 7927 |
| 20 | 8311 |
| 21 | 9127 |
| 22 | 10663 |
| 23 | 11383 |
| 24 | 11863 |
| 25 | 12007 |
| 26 | 12343 |
| 27 | 12487 |
| 28 | 13591 |
| 29 | 14071 |
| 30 | 15031 |
| 31 | 15607 |
| 32 | 15991 |
| 33 | 16087 |
| 34 | 17047 |
| 35 | 17191 |
| 36 | 17431 |
| 37 | 17623 |
| 38 | 17911 |
| 39 | 19207 |
| 40 | 20023 |
| 41 | 20407 |