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) |
|---|---|
| 3 | 1 |
| 4 | 4 |
| 5 | 8 |
| 6 | 13 |
| 7 | 21 |
| 8 | 33 |
| 9 | 50 |
| 10 | 73 |
| 11 | 103 |
| 12 | 141 |
| 13 | 188 |
| 14 | 245 |
| 15 | 313 |
| 16 | 393 |
| 17 | 486 |
| 18 | 593 |
| 19 | 715 |
| 20 | 853 |
| 21 | 1008 |
| 22 | 1181 |
| 23 | 1373 |
| 24 | 1585 |
| 25 | 1818 |
| 26 | 2073 |
| 27 | 2351 |
| 28 | 2653 |
| 29 | 2980 |
| 30 | 3333 |
| 31 | 3713 |
| 32 | 4121 |
| 33 | 4558 |
| 34 | 5025 |
| 35 | 5523 |
| 36 | 6053 |
| 37 | 6616 |
| 38 | 7213 |
| 39 | 7845 |
| 40 | 8513 |
| 41 | 9218 |
| 42 | 9961 |
| 43 | 10743 |
| 44 | 11565 |
| 45 | 12428 |