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 | 11 |
| 2 | 17 |
| 3 | 29 |
| 4 | 41 |
| 5 | 101 |
| 6 | 137 |
| 7 | 281 |
| 8 | 617 |
| 9 | 641 |
| 10 | 821 |
| 11 | 1697 |
| 12 | 1877 |
| 13 | 2081 |
| 14 | 2237 |
| 15 | 2381 |
| 16 | 2657 |
| 17 | 2801 |
| 18 | 3461 |
| 19 | 3557 |
| 20 | 3917 |
| 21 | 4637 |
| 22 | 4721 |
| 23 | 5441 |
| 24 | 6197 |
| 25 | 6701 |
| 26 | 8537 |
| 27 | 8597 |
| 28 | 9677 |
| 29 | 10937 |
| 30 | 12161 |
| 31 | 12377 |
| 32 | 12821 |
| 33 | 12917 |
| 34 | 13217 |
| 35 | 13721 |
| 36 | 13757 |
| 37 | 13997 |
| 38 | 14081 |
| 39 | 16061 |
| 40 | 17417 |