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 | 5 |
| 1 | 9 |
| 2 | 16 |
| 3 | 28 |
| 4 | 49 |
| 5 | 86 |
| 6 | 151 |
| 7 | 265 |
| 8 | 465 |
| 9 | 816 |
| 10 | 1432 |
| 11 | 2513 |
| 12 | 4410 |
| 13 | 7739 |
| 14 | 13581 |
| 15 | 23833 |
| 16 | 41824 |
| 17 | 73396 |
| 18 | 128801 |
| 19 | 226030 |
| 20 | 396655 |
| 21 | 696081 |
| 22 | 1221537 |
| 23 | 2143648 |
| 24 | 3761840 |
| 25 | 6601569 |
| 26 | 11584946 |
| 27 | 20330163 |
| 28 | 35676949 |
| 29 | 62608681 |
| 30 | 109870576 |
| 31 | 192809420 |
| 32 | 338356945 |
| 33 | 593775046 |
| 34 | 1042002567 |