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 | 2 |
| 1 | 28 |
| 2 | 30 |
| 3 | 58 |
| 4 | 88 |
| 5 | 146 |
| 6 | 234 |
| 7 | 380 |
| 8 | 614 |
| 9 | 994 |
| 10 | 1608 |
| 11 | 2602 |
| 12 | 4210 |
| 13 | 6812 |
| 14 | 11022 |
| 15 | 17834 |
| 16 | 28856 |
| 17 | 46690 |
| 18 | 75546 |
| 19 | 122236 |
| 20 | 197782 |
| 21 | 320018 |
| 22 | 517800 |
| 23 | 837818 |
| 24 | 1355618 |
| 25 | 2193436 |
| 26 | 3549054 |
| 27 | 5742490 |
| 28 | 9291544 |
| 29 | 15034034 |
| 30 | 24325578 |
| 31 | 39359612 |
| 32 | 63685190 |
| 33 | 103044802 |
| 34 | 166729992 |
| 35 | 269774794 |
| 36 | 436504786 |