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 | 61 |
| 2 | 181 |
| 3 | 229 |
| 4 | 349 |
| 5 | 661 |
| 6 | 829 |
| 7 | 1021 |
| 8 | 1069 |
| 9 | 1669 |
| 10 | 1741 |
| 11 | 1861 |
| 12 | 2029 |
| 13 | 2341 |
| 14 | 2749 |
| 15 | 3181 |
| 16 | 3541 |
| 17 | 3709 |
| 18 | 4021 |
| 19 | 4261 |
| 20 | 4549 |
| 21 | 4861 |
| 22 | 5101 |
| 23 | 5701 |
| 24 | 5869 |
| 25 | 6229 |
| 26 | 6709 |
| 27 | 6781 |
| 28 | 6949 |
| 29 | 7069 |
| 30 | 7549 |
| 31 | 7621 |
| 32 | 7741 |
| 33 | 7789 |
| 34 | 8221 |
| 35 | 8389 |
| 36 | 8461 |
| 37 | 8581 |
| 38 | 8629 |
| 39 | 9421 |
| 40 | 9901 |
| 41 | 10069 |