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 | 1 |
| 2 | 6 |
| 3 | 7 |
| 4 | 13 |
| 5 | 20 |
| 6 | 33 |
| 7 | 53 |
| 8 | 86 |
| 9 | 483 |
| 10 | 569 |
| 11 | 10725 |
| 12 | 11294 |
| 13 | 67195 |
| 14 | 78489 |
| 15 | 145684 |
| 16 | 224173 |
| 17 | 369857 |
| 18 | 594030 |
| 19 | 963887 |
| 20 | 5413465 |
| 21 | 6377352 |
| 22 | 120205801 |
| 23 | 126583153 |
| 24 | 753121566 |
| 25 | 879704719 |
| 26 | 1632826285 |
| 27 | 2512531004 |
| 28 | 4145357289 |
| 29 | 6657888293 |
| 30 | 10803245582 |
| 31 | 60674116203 |
| 32 | 71477361785 |