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 | 127 |
| 2 | 2059 |
| 3 | 14197 |
| 4 | 61741 |
| 5 | 201811 |
| 6 | 543607 |
| 7 | 1273609 |
| 8 | 2685817 |
| 9 | 5217031 |
| 10 | 9487171 |
| 11 | 16344637 |
| 12 | 26916709 |
| 13 | 42664987 |
| 14 | 65445871 |
| 15 | 97576081 |
| 16 | 141903217 |
| 17 | 201881359 |
| 18 | 281651707 |
| 19 | 386128261 |
| 20 | 521088541 |
| 21 | 693269347 |
| 22 | 910467559 |
| 23 | 1181645977 |
| 24 | 1517044201 |
| 25 | 1928294551 |
| 26 | 2428543027 |