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 | 2 |
| 3 | 3 |
| 4 | 8 |
| 5 | 11 |
| 6 | 19 |
| 7 | 30 |
| 8 | 379 |
| 9 | 409 |
| 10 | 788 |
| 11 | 1197 |
| 12 | 3182 |
| 13 | 4379 |
| 14 | 7561 |
| 15 | 11940 |
| 16 | 150841 |
| 17 | 162781 |
| 18 | 313622 |
| 19 | 476403 |
| 20 | 1266428 |
| 21 | 1742831 |
| 22 | 3009259 |
| 23 | 4752090 |
| 24 | 60034339 |
| 25 | 64786429 |
| 26 | 124820768 |
| 27 | 189607197 |
| 28 | 504035162 |
| 29 | 693642359 |
| 30 | 1197677521 |
| 31 | 1891319880 |
| 32 | 23893516081 |
| 33 | 25784835961 |