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 | 4 |
| 4 | 7 |
| 5 | 12 |
| 6 | 22 |
| 7 | 36 |
| 8 | 60 |
| 9 | 97 |
| 10 | 162 |
| 11 | 254 |
| 12 | 406 |
| 13 | 628 |
| 14 | 974 |
| 15 | 1514 |
| 16 | 2305 |
| 17 | 3492 |
| 18 | 5254 |
| 19 | 7842 |
| 20 | 11598 |
| 21 | 17292 |
| 22 | 25294 |
| 23 | 37090 |
| 24 | 53866 |
| 25 | 78113 |
| 26 | 112224 |
| 27 | 161092 |
| 28 | 230788 |
| 29 | 328352 |
| 30 | 466040 |
| 31 | 658846 |
| 32 | 928132 |
| 33 | 1302290 |
| 34 | 1821770 |
| 35 | 2537156 |
| 36 | 3536445 |
| 37 | 4897310 |
| 38 | 6777806 |
| 39 | 9341456 |
| 40 | 12858960 |
| 41 | 17625970 |
| 42 | 24133832 |
| 43 | 32910898 |
| 44 | 44813228 |
| 45 | 60922160 |
| 46 | 82569722 |