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 | 13 |
| 2 | 37 |
| 3 | 61 |
| 4 | 277 |
| 5 | 397 |
| 6 | 457 |
| 7 | 541 |
| 8 | 1201 |
| 9 | 1237 |
| 10 | 1321 |
| 11 | 1621 |
| 12 | 1657 |
| 13 | 2557 |
| 14 | 2857 |
| 15 | 3217 |
| 16 | 4057 |
| 17 | 4177 |
| 18 | 4261 |
| 19 | 4621 |
| 20 | 5101 |
| 21 | 5581 |
| 22 | 6337 |
| 23 | 6661 |
| 24 | 6781 |
| 25 | 7057 |
| 26 | 7537 |
| 27 | 8101 |
| 28 | 8317 |
| 29 | 8461 |
| 30 | 8521 |
| 31 | 8677 |
| 32 | 9277 |
| 33 | 9601 |
| 34 | 10837 |
| 35 | 10957 |
| 36 | 11317 |
| 37 | 11701 |
| 38 | 12541 |
| 39 | 12601 |
| 40 | 12721 |
| 41 | 13381 |
| 42 | 13921 |