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 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 2 |
| 8 | 7 |
| 9 | 18 |
| 10 | 37 |
| 11 | 64 |
| 12 | 110 |
| 13 | 174 |
| 14 | 268 |
| 15 | 401 |
| 16 | 585 |
| 17 | 829 |
| 18 | 1155 |
| 19 | 1584 |
| 20 | 2144 |
| 21 | 2865 |
| 22 | 3794 |
| 23 | 4970 |
| 24 | 6462 |
| 25 | 8331 |
| 26 | 10670 |
| 27 | 13579 |
| 28 | 17194 |
| 29 | 21652 |
| 30 | 27147 |
| 31 | 33876 |
| 32 | 42098 |
| 33 | 52110 |
| 34 | 64283 |
| 35 | 79027 |
| 36 | 96855 |
| 37 | 118341 |
| 38 | 144199 |
| 39 | 175221 |
| 40 | 212392 |
| 41 | 256802 |
| 42 | 309797 |
| 43 | 372877 |
| 44 | 447861 |
| 45 | 536802 |
| 46 | 642163 |
| 47 | 766718 |
| 48 | 913780 |