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) |
|---|---|
| 0 | 1 |
| 1 | 65 |
| 2 | 257 |
| 3 | 577 |
| 4 | 1025 |
| 5 | 1601 |
| 6 | 2305 |
| 7 | 3137 |
| 8 | 4097 |
| 9 | 5185 |
| 10 | 6401 |
| 11 | 7745 |
| 12 | 9217 |
| 13 | 10817 |
| 14 | 12545 |
| 15 | 14401 |
| 16 | 16385 |
| 17 | 18497 |
| 18 | 20737 |
| 19 | 23105 |
| 20 | 25601 |
| 21 | 28225 |
| 22 | 30977 |
| 23 | 33857 |
| 24 | 36865 |
| 25 | 40001 |
| 26 | 43265 |
| 27 | 46657 |
| 28 | 50177 |
| 29 | 53825 |
| 30 | 57601 |
| 31 | 61505 |
| 32 | 65537 |
| 33 | 69697 |
| 34 | 73985 |
| 35 | 78401 |
| 36 | 82945 |
| 37 | 87617 |
| 38 | 92417 |
| 39 | 97345 |
| 40 | 102401 |