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 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 1 |
| 5 | 1 |
| 6 | 3 |
| 7 | 5 |
| 8 | 9 |
| 9 | 14 |
| 10 | 23 |
| 11 | 34 |
| 12 | 54 |
| 13 | 76 |
| 14 | 113 |
| 15 | 158 |
| 16 | 226 |
| 17 | 309 |
| 18 | 431 |
| 19 | 580 |
| 20 | 790 |
| 21 | 1049 |
| 22 | 1402 |
| 23 | 1838 |
| 24 | 2423 |
| 25 | 3140 |
| 26 | 4081 |
| 27 | 5242 |
| 28 | 6739 |
| 29 | 8574 |
| 30 | 10918 |
| 31 | 13780 |
| 32 | 17392 |
| 33 | 21795 |
| 34 | 27291 |
| 35 | 33969 |
| 36 | 42248 |
| 37 | 52258 |
| 38 | 64572 |
| 39 | 79429 |
| 40 | 97577 |
| 41 | 119388 |
| 42 | 145891 |
| 43 | 177630 |
| 44 | 215986 |
| 45 | 261789 |