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) |
|---|---|
| 1 | 1 |
| 2 | 5 |
| 3 | 10 |
| 4 | 17 |
| 5 | 51 |
| 6 | 98 |
| 7 | 211 |
| 8 | 457 |
| 9 | 964 |
| 10 | 2095 |
| 11 | 4489 |
| 12 | 9638 |
| 13 | 20723 |
| 14 | 44469 |
| 15 | 95550 |
| 16 | 205225 |
| 17 | 440777 |
| 18 | 946808 |
| 19 | 2033571 |
| 20 | 4367947 |
| 21 | 9381928 |
| 22 | 20151345 |
| 23 | 43283195 |
| 24 | 92967814 |
| 25 | 199685501 |
| 26 | 428904403 |
| 27 | 921243124 |
| 28 | 1978737477 |
| 29 | 4250128177 |
| 30 | 9128846128 |
| 31 | 19607840133 |
| 32 | 42115660425 |