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 | 5 |
| 5 | 8 |
| 6 | 12 |
| 7 | 19 |
| 8 | 29 |
| 9 | 44 |
| 10 | 67 |
| 11 | 101 |
| 12 | 152 |
| 13 | 228 |
| 14 | 342 |
| 15 | 511 |
| 16 | 763 |
| 17 | 1138 |
| 18 | 1695 |
| 19 | 2523 |
| 20 | 3752 |
| 21 | 5578 |
| 22 | 8287 |
| 23 | 12307 |
| 24 | 18272 |
| 25 | 27119 |
| 26 | 40241 |
| 27 | 59700 |
| 28 | 88556 |
| 29 | 131340 |
| 30 | 194772 |
| 31 | 288815 |
| 32 | 428229 |
| 33 | 634900 |
| 34 | 941263 |
| 35 | 1395397 |
| 36 | 2068560 |
| 37 | 3066372 |
| 38 | 4545387 |
| 39 | 6737633 |
| 40 | 9987026 |
| 41 | 14803303 |