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 | 4 |
| 2 | 15 |
| 3 | 50 |
| 4 | 119 |
| 5 | 308 |
| 6 | 533 |
| 7 | 986 |
| 8 | 1463 |
| 9 | 2300 |
| 10 | 3741 |
| 11 | 4960 |
| 12 | 7289 |
| 13 | 9758 |
| 14 | 12083 |
| 15 | 15416 |
| 16 | 20193 |
| 17 | 25960 |
| 18 | 30561 |
| 19 | 38056 |
| 20 | 45369 |
| 21 | 51976 |
| 22 | 62489 |
| 23 | 72542 |
| 24 | 85707 |
| 25 | 102820 |
| 26 | 117261 |
| 27 | 130192 |
| 28 | 146697 |
| 29 | 161320 |
| 30 | 180009 |
| 31 | 218440 |
| 32 | 242481 |
| 33 | 272356 |
| 34 | 295653 |
| 35 | 339124 |
| 36 | 366477 |